Question

I asked my friend Lena, a master quilter, if she learned quilting from a book, from a class, or if she had a mentor.

a.

I asked my friend Lena, a master quilter, if she learned quilting from a book, from a class, or from a mentor.

b.

I asked my friend Lena, a master quilter, if she learned quilting from a book, from a class, or if there was a mentor.

c.

no change

Answer 1

A

it makes more sense to me as the mentor is a thing and I wouldn't personally say or if was a mentor