What jurie requires a unanimous vote to reach a verdict?

What would lead a historian to consider two events to have a relationship of correlation rather than causation?

The factory system of the early-19th century caused a) a decrease in farm production. b) an increase in rural population. c) an increase in urban population. d) high unemployment in other areas.

Determine whether the following descriptions belong to michelangelo, raphael, or both. important works include school of athens was a renowned artist of the italian renaissance served under the patronage of pope leo x important works include the sculpture la pieta