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Can someone help me thank u

Can someone help me thank u-example-1
User Dhaliman
by
6.4k points

2 Answers

5 votes
Your right!
good job!

User Fedalto
by
6.8k points
5 votes
It is A.
You know this because it is always n-1. (:
User Shrikant Wandhare
by
5.7k points