Respuesta :
I'd say that the number of the punctuation error in this sentence is 2, because you don't have to write and there as well.
It should be like this:
My sister is very confident, energetic, friendly, and she makes friends wherever she goes.
It should be like this:
My sister is very confident, energetic, friendly, and she makes friends wherever she goes.
Answer:
3
Explanation:
My sister is very confident, energetic, and friendly, and she makes friends wherever she goes.
The option 2 would remove the comma after energetic which is wrong.
The answer options do not allow the removal of the unneeded "and"