Am i right? WILL GIVE BRAINLIEST AND POINTS!!

Ineed answers 5 and 6 on my social studies homework reply to this question i posted

Why did the crew of the zong ship throw some captive africans overboard? a. there was not enough space in the ship. b. the captives’ deaths were covered by insurance. c. the ship did not have adequate food. d. the ship did not have sufficient crew to care for the sick captives. e. the african captives rebelled against the crew.

Who commanded fort union in the 1850's? what were their contributions to fort union?