Why did franklin d. roosevelt announce his candidacy for a third term in 1940? a. he argued that the united states could only defeat the dictators of italy, germany, and japan if they follow the leader with similar authority and power. b.he argued that the nation should not switch its executive leadership in the middle of war. c.he feared that the republican incumbent wendell wilkie lacked the experience to govern the nation. d.he argued that the recovery was too fragile and the international situation too dangerous for him to leave his post. e.he did so reluctantly after recognizing that his eight years of leadership had failed to produce a viable successor in the democratic party?