Please help me with this

What happened to the american economy after world war i?

Ineeed the answer asap which of the following describes the link between u.s. foreign policy and the rise of islamic extremist leaders in afghanistan during the late 20th century? apex

Match the people with the appropriate description. vernon and irene castle arthur murray fred astaire willi ninja a. stylized the forms of ballroom dance by incorporating other dance forms b. responsible for renewing the influence of ballroom dance in america c. godfather of vogue danced. responsible for standardization/teaching of steps leading to spread of ballroom dance education