The phrase "a simple justification" is correct and usable in written English.
It can be used when you want to explain or provide a reason for something in a straightforward manner.
Example: "In this report, I will provide a simple justification for the proposed changes to the project."
Alternatives: "a basic explanation" or "a straightforward reason".
Officials offer a simple justification for this push: Under the Paris climate accord, they say, converting Indonesia to renewable fuels is the only way the country can meet its own climate goals.
* * * Big Pharma has a simple justification for charging high prices for drugs: it costs a lot of money to invent a medicine and bring it to the market, so the prices have to be high or the companies will be unable to afford to continue their important research and development (R&D).
So after a senior police official recently testified to the City Council that there was a simple justification — he said more people call 911 and 311 to complain about marijuana smoke in black and Hispanic neighborhoods — we decided to dig into the numbers the New York Police Department gave lawmakers to support that claim.
He offers a simple justification for the work: "Cell populations are heterogeneous.
A simple justification for PCA is that by choosing the linear combination with maximum variance we are retaining as much of the information contained in X it, i = 1,.., k as possible with the use of only a single variable Z1 t.
The "determination rule" analysis provides a clear and simple justification for analogical reasoning.
The following brief postscript to the paper offers a simple graphical justification for the claim and discusses the implications.
This is arguably the most disturbing of insights from an examination of global energy-use trends, and a simple, clear justification for a political prioritisation of the issue.
A simple theoretical justification of the empirical results for the flow velocities required just to suspend solid particles in horizontal pipes is deduced from turbulence theory.
This provides a simple theoretical justification for the inclusion of nutritional variables in a life expectancy equation.
