The hunter and gather era is to the agricultural era as the Neolithic Era is to the Paleolithic Era
Neolithic Era is to the Ice Age Era
Paleolithic Era is to the Neolithic Era
Paleolithic Era is to the Ice Age Era

The hunter and gather era is to the agricultural era as the Paleolithic Era is to the Neolithic Era.

The difference between the Paleolithic and the Neolithic are:

Paleolithic

Neolithic

According to the above, the difference between the Palaeolithic and the Neolithic is that in the Palaeolithic the communities were nomadic and semi-nomadic, so they engaged in hunting and gathering. While in the Neolithic the communities were sedentary and developed agriculture.

So, the correct answer is C.

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b) a state law could be declared illegal if it contradicted the constitution.

explanation:

the conflict of this case originated when james w. mcculloch, a cashier of the baltimore branch of the second bank of the united states that the congress had chartered in 1816, refused to pay a tax imposed by the maryland state.

in the case, the state of maryland appealed that the establishment of a second bank was unconstitutional since the constitution didn't say anything about granting that power to congress. however, the case determined that even if such right wasn't specifically stated in the constitution, it was part of the "implied powers" of the government enunciated in article i, section 8.

the case also eliminated maryland's legislation to impose taxes to a national bank, asserting that even though the states retained the power of taxation, the constitution's laws are supreme and can not be controlled by the states, therefore, if a state law contradicts the constitution, it should be declared illegal.

explanation: