<span>Distribution of mineral deposits would be the answer since 'economy' deals with deposits as the rest of the answers deal with weathering and they don't include an economics. </span>
Answer:
B
Explanation:
The printing press allowed mass production of books that spread new scientific ideas.
$15 by 2.60 times 4.5 is 11.7 and 11.7 plus 3.30 is 15