What weapon could shoot up to 600 bullets per minuet in world war 1

the answer for 3 is b and the answer for 4 is d

richard milhous nixon (january 9, 1913 – april 22, 1994) was the 37th president of the united states, serving from 1969 to 1974, when he became the only president to resign (quit). he is also known for corruption and the watergate scandal which resulted in the public losing trust in him and his resignation.

d) true or false question