Answer:
![16b](https://img.qammunity.org/2019/formulas/mathematics/middle-school/nqh8eoniqydlbx77lqyyw47k8duk0vpag9.png)
Explanation:
1. You have the following phrase given in the problem: 16 times as many books. You can conclude this is a multiplication word problem, because:
- Let's call
the number of books.
- "As many boooks" indicates multiplication.
- 16 times means that
should be multiplied by 16.
2. Then, you can conclude that the expression that best represent the phrase is:
![16b](https://img.qammunity.org/2019/formulas/mathematics/middle-school/nqh8eoniqydlbx77lqyyw47k8duk0vpag9.png)