Answer:
The answer is D
Step-by-step explanation:
- Let's see all choices in detail
A . 0 it is correct because 0 is an integer
B .It seems like rational number but it is not simplified yet so -18 \ 2= -9
C .

D . 4\5 it is decimal so it is rational number not integer
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The question can be solved as follows:

Hence the value of the given expression in scientific notation is expressed as:
Commission = 20% x 85 = $17
Salary = $82 + $17 = $99 <=== this much she made.