How do we know that people existed during the Paleolithic time?

A. Cave paintings that depict stories and narratives of life
during that time
B. Carcasses left in the skeletons of dinosaurs
C. They left books during this time that archaeologists read
and learned from
D. We do not know that people during this time existed

Asupporter of slavery would respond to john brown's actions at harper's ferry with

When would the government be allowed to limit what people say? a. the government may prevent individuals from engaging in "hate speech" b. the government may prevent individuals from engaging in "symbolic speech" c. the government may prevent entertainers from using foul language d. none of these are examples of permissible limitations on the freedom of speech

What was the french and indian war about