How similar are the following two sentences?

The author is one of several defense experts expected to testify.
Spitz is expected to testify later for the defense.

Give the answer on a scale from 0 - 5, where 0 is "not similar at all" and 5 is "means the same thing".

OPTIONS:
- 0
- 1
- 2
- 3
- 4
- 5
3