So that you don't drift off from the topic and to make it nice and simple
I'd say that the number of the punctuation error in this sentence is 2, because you don't have to write <em>and </em>there as well.
It should be like this:
My sister is very confident, energetic, friendly, and she makes friends wherever she goes.
Answer:
He wants his childhood inoccents back, if I'm not mistaken
Explanation:
I read this book back in 7th Grade and I remember it was extreamly painful for him. I hope this helps!
B.T.W- Love your pfp