Which explanation best describes how to solve this problem?


Cindy rode her bike for 10 miles, ran for twice as many miles as she rode her bike, and swam for 2 miles.


How many miles did Cindy cover altogether?


A.

Divide 10 by 2. Then add 2 and 10 to the quotient.


B.

Add 10 and 2 and multiply the sum by 2.


C.

Add 10 and 2 and 10 and 2.


D.

Multiply 10 × 2. Then add 10 and 2 to the product.