in a week you could read two books or see four movies.
the opportunity cost of choosing to read one book is

What challenges did nigeria faced after it gained its independence from britain

This cartoon appeared in 1916. the topic of the cartoon isa)the reason for the start of world war i.b)the success of us submarines in world war i.c)the military alliance between germany and mexico.d)the attitude in the us towards submarine warfare in world 

What did economist john maynard keynes believe about deficit spending?