compared with other eras, historians don't know as much about this time. In some ways, this period of time has been lost to history. Many important records from this time have not survived.
Answer: You save $6.30.
Explanation: To figure this out, you multiply 42 by 15% (0.15). After solving, you should get 6.30, which is the amount of money you save. With the sale, the shoes would cost $35.70.
The answer would be B. Instruct