Solution:
Given:

Since b and d are nonzero elements, then it is the product of two rational numbers.
Multiplying two rational numbers produces another rational number.
Therefore, the product is a rational expression.
OPTION C is the correct answer.
The answer is 1.
Reasons : All the other answer choices are either below -3 or after 5.
Answer: -72m
Step-by-step explanation:
Simplify