The phrase "a realistic response to" is correct and usable in written English.
You can use it when discussing an answer or reaction that is practical and feasible in relation to a specific situation or question.
Example: "The committee provided a realistic response to the concerns raised by the community."
Alternatives: "a practical answer to" or "a sensible reply to".
It was a realistic response to what violence is really like.
That is probably a realistic response to the nature of the job.
Mr. Law's transformation is especially impressive, as the good doctor travels a circuit from compassion to confusion to coldblooded fury and discovers that paranoia is less a psychic disorder than a realistic response to circumstances.
Whatever one's view of Suffolk's Grand Plan, or the manner of its implementation, it was a genuine attempt to reform local government in ways which its architects believed was a realistic response to the drastic economic realities facing town halls (like the Bury Tories "Enabling Council" plan, which one assumes is now dead in the water).
"Mr. Law's transformation is especially impressive, as the good doctor travels a circuit from compassion to confusion to coldblooded fury and discovers that paranoia is less a psychic disorder than a realistic response to circumstances," A. O. Scott wrote in The Times in February.
As a sympathetic but also sometimes skeptical observer of the "Front Porch Republic" style of conservatism, I think the distinction suggested here — between a philosophy of rootedness and a philosophy that just stresses "place" in general or idolizes the rural life in particular — is central to Porcherism's ability to offer a realistic response to the ills of contemporary American life.
The European Conservatives and Reformists group, which includes the UK Conservatives, put forward its own resolution, saying it accepted the budget ceilings set by the Council, as "a pragmatic and realistic response to difficult fiscal and economic conditions", but this was rejected.
I think what DKT is doing right now is to put into action a practical and realistic response to Zika while others are arguing about ideology.
It has erected a multitude of new offices, and sent hither swarms of officers to frustrate the American people, and eat out their substance by delaying a reasonable and realistic response to the needs of our people.
The new legislation will replace laws dating back to the Soviet period, a time when imprisonment was widely regarded as the only realistic response to child crime.
We also need for there to be an independent external system of evaluating a fair price for our programmes". What happened next: An eloquent, realistic response to Murdoch's free-market thesis, Lambert's lecture was correct in that the future broadcasting landscape would be far more complex than the terrestrial world.
