Upon their first meeting in 1964, the Beatles motivated Bob Dylan to go electric

Which musician interpreted Spanish Caribbean rhythmic sensibilities for the rock audience?

a. Mongo Santamaria b. Carlos Santana c. Tito Puente d. Richie Valens

What is always a characteristic of a mobile sculpture?

a)  a moving suspended part b)  an armature c)  the use of metal d)  mixed media