'decisively respond' is correct and usable in written English.
You can use it when you want to indicate that someone has made a definitive response to a situation or request. Example sentence: The coach decisively responded to her players' request for more practice time by declaring that they could have an additional two hours of training each day.
"By completing this plan, we improved our combined readiness posture to allow us to immediately and decisively respond to any North Korean provocation," a joint statement from the two allies said.
The crisis is recognized by economists as highlighting the depth of financial integration in Europe, contrasted with the lack of fiscal integration and political unification necessary to prevent or decisively respond to crises.
Of note, IFNγ is required as a crucial 'licensing' step to emit this suppressive activity, and this observation indicates that MSC not only passively withstand inflammatory stimuli, but also actually decisively respond to inflammatory cues.
"We are very angry at the failures of the British government at securing the release of my brother and now that he is dead we want to see the British government act decisively to respond to the death of a British citizen at the hands of a foreign regime," Mr Khan's brother Afroze said.
There was much to admire in how they thought their way through City's approach and how decisively they responded.
One Republican said the party would be judged on how decisively it responds to these accusations of wrongdoing and others in which leading Republicans are entangled.
We must respond decisively, equipped with the best available evidence as a basis for decisions.
Mr. Fernandes said the troops would be redeployed "without impairing their capacity to respond decisively to any emergency".
The agency said Italy's fragile governing coalition and policy differences in Parliament would continue to limit the government's ability to respond decisively to economic headwinds.
The flow alarmed Turkish officials and led their prime minister, Recep Tayyip Erdogan, to vent bitterly at the five permanent members of the Security Council for what he called their failure to respond decisively to the crisis after nearly 20 months.
Just as the Rwandan crisis (and Mr. Clinton's failure to respond decisively) led to a catastrophe across central Africa that has cost more than four million lives so far, Liberia's civil war could lead to upheaval across West Africa.
