Which key human trait did hunter-gatherer groups depend on to survive?

determination

the national congress's powers over the states were specific and definite: it had the sole power to negotiate treaties, declare war, and make peace. all powers not granted to congress were reserved for state governments. congress had no power to levy taxes, for example.

the correct answwer is d

the correct answer is the movie industry

because thomas edison developed the kinetograph which allowed for cinema projections.