1. All the above was new and interesting and I found it interesting.

2. All of the above was new and interesting and I found it interesting.

Which is correct?

Question

1. All the above was new and interesting and I found it interesting.

2. All of the above was new and interesting and I found it interesting.

Which is correct?

Answer

I prefer it with ‘of’. The last part ‘and I found it interesting’ isn’t necessary because you’ve already said it.