Answer:
C
Explanation:
-7 is less than |-6| because the absolute value of |-6| = 6
|9| = 9, which means 6 is less than 9.
|-13| = 13. This implies that 9 is less than 13.
Therefore, from least to greatest, we have:
-7, |-6|, |9|, |-13|
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