During<span> the 1960s the availability of primary sources made historical research and</span>writing<span> possible and the debate became more vigorous. Historians Herbert Feis and Gar Alperovitz raised searching questions about the </span>first use<span> of nuclear weapons and their broader political and diplomatic implications.</span>
There’s this great app called Socratic where you can scan homework and it will help and give you a step by step explanation. I don’t know the answer to that but I hope this helped.
No offense but good look posting full worksheets and crossword puzzles and getting answers
Answer:
I think option C is the answer
