What decision made by President Truman after the battles of Iwo Jima and Okinawa does Wheelan describe in this passage?

Question

(1 point)
Responses

abandoning the Manhattan Project in favor of Operation Downfall
abandoning the Manhattan Project in favor of Operation Downfall

withdrawing U.S. forces from Okinawa and Iwo Jima after suffering heavy losses
withdrawing U.S. forces from Okinawa and Iwo Jima after suffering heavy losses

cancelling an amphibious invasion in Japan in favor of atomic warfare
cancelling an amphibious invasion in Japan in favor of atomic warfare

continuing the island-hopping strategy to reach the Japanese homeland
continuing the island-hopping strategy to reach the Japanese homeland

Answer 1

The decision made by President Truman after the battles of Iwo Jima and Okinawa that Wheelan describes in the passage is:

cancelling an amphibious invasion in Japan in favor of atomic warfare.