What 3 key events in asia led to the increase in fear of communism back home

Attack of the South Korean hence led to the raise in the fear of the communism just as back to the home.  

The event thus include with the attack of the South Vietnam by the side of communist forces and also the defeat over the American and south Vietnam forces. This also include with the attack event of the Afghanistan in 1979 by the Soviet union forces.

there is no photo, therefore i can not answer your question.

offline recommendation systems option b

because recommendation systems produce a list of two ways

1. through collaborative filtering

or

2. through content-based filtering