Answer:
C.
Step-by-step explanation:
-5.3 rounds up to -5
7.9 rounds up to 8
sum is 3
2.4 rounds to 2, not 3
It's not reasonable
so, the answer is C.
C. Since -5.3 rounds to -6 and 7.9 rounds to 8, the sum rounds to 2. Her answer of 2.4 is not equal to 3. So, it is not reasonable.
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