What best describes the material of the Ain Ghazal figures?

What was the demographic impact of the Columbian Exchange on the populations of the Old World?

a. Population growth across the Old World based on New World crops such as corn and the potato b. Massive depopulation of Western Europe due to the migration of the Americas c. Sharp increase in the West African population to furnish individuals for the slave trade d. Sharp decrease in male populations as many sailors died at sea e. Greatly increased life expectancy aided by new medicinal plants from New World tropical rainforests

The guitar style of Eric Clapton

a) is rooted in the blues b) is entirely dependent on pedal effects c) is clearly copied from George Harrison d) was a major influence on heavy metal