Answer:
The aircraft is gaining altitude at 
Explanation:
Draw a vector diagram. (Right angle triangle speed as the hypotenuse)
Let
x -----> horizontal component of the speed
y ----> vertical component of the speed
s ----> speed in miles per hour
we know that


we have



substitute




therefore
The aircraft is gaining altitude at 
A. Nazi Germany prompted the largest forced migration in world history.
It is because this migration was one of the most impactful forced migrations. They shipped Jews across Germany to internment camps so that the Germans can get supplies and other things and the Jews were forced to work hard to get. It caused more countries to go to war, and then later on, America.
Answer:
The stalemate and high casualties caused by trench warfare on the western front
Explanation:
By the 1830s, farmers were using new fertilizers on crops and feeding artificial feeds to livestock. ... The Agricultural Revolution<span> was a period of technological improvement and increased crop productivity that occurred during the 18th and early 19th centuries in Europe</span>