Which of the following organisms arose during the paleozoic era? a.
mammals
c.
insects
b.
birds
d.
dinosaurs

ummm? is that supposed to be a question or a but this is a reason he won re-election

explanation:

"despite progress in the war, lincoln and most political pundits were convinced that he would lose his bid for reelection in 1864. the country was war weary and the democratic party's nominee, george mcclellan, was likely to negotiate a peace treaty with the confederacy if elected." - loc.gov

they required less loading and unloading

explanation:

the shipping container improved shipping because it cut down on unloading time by three weeks, eliminated wasted space, and allowed ships to carry.

there are many answers to this question, such as a diplomat, ambassador, soldier, united nations employee, cia, etc.