I think t or r............
Francesco Redi was the first scientist to disprove and challenge the spontaneous generation theory. He experimented on how flies distributed their eggs on the meat which caused flies to arose. Thank you for your question. Please don't hesitate to ask in Brainly your queries.
An under water volcano is called a submarine valcano
Option C. the larger A pairs with the smaller T, and the larger G pairs with the smaller C.