How many types of rocks can form from the rock cycle?
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3, metamorphic rock, igneous rock and sedimentary

Explanation:

for more info you can look at an earth science reference table free on google

every society, in order to meet the needs of it's people, has to answer three basic questions:

- what should we produce?

- how should we produce it?

- for whom should we produce it?

this questions must be answered in order to, option b, aid in production decisions.

every country can't produce everything, no matter how rich their land is. it may be a matter of technology, resources or geographical conditions. so, these three questions must be resolved in order to get the most of the production of each land.

hope this !

answer to ur question is college b