How did the invention of spears help people living in the Paleolithic period?
A.
They were able to domesticate animals.
• B.
They were able to cut down trees.
C. They were able to hunt wild animals.
D.
They were able to become better farmers.

Which statement reflects a citizens need to increase his civic particpation

Which of the following policies is an example of a command-and-control policy? a. subsidies to education b. maximum levels of pollution that factories may emit c. tradable pollution permits d. none of the above is an example of a command-and-control policy.

Radiation was first detected by a ?