What is one reason America tried to avoid entering World War II? A) It was still rebuilding its armed forces following World War I
B) Diplomatic sanctions were already turning the tide of the war
C) It wanted to focus on economic problems at home
D) President Roosevelt had close personal ties to Emperor Hirohit

it is A

Explanation:

The U.S. avoided involvement in WWII before December 1941 because the Congress and the President wanted to believe that the war did not affect the U.S. This was called "isolationism" -- the idea that a country could isolate itself from others

Explanation:

offline recommendation systems option b

because recommendation systems produce a list of two ways

1. through collaborative filtering

or

2. through content-based filtering

the fact that could also be added to column b is that during world war ii, specifically between the years 1941 and 1945, japan expanded its territory towards the indonesian territory in what was known later as part of the "pacific war". in that time, japan could conquer the philipines, singapore,   borneo, central java, malang, cebu, sumatra and various other islands of the area, therefore expanding its territory for a brief period of time.