I think you would multiply 20 × 4 and the answer would be 80 that the scientist counted the number of plants in each 4 sections after 20 days.
Answer:
C.
Step-by-step explanation:
We are given that an expression

We have to find the simplified form of given expression.
We know that

Using the property then we get

Hence, the simplified form of
is given by

Option C is true.