Problem: Do "Mark" and "his" point to the same thing in the following sentence?

So Mark slept. It was daylight when he woke with Warren 's hand upon *his* shoulder.
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A: yes


Problem: Do "Susan" and "she" point to the same thing in the following sentence?

As Andrea in the crop duster passed over Susan , *she* could see the landing strip.
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A: no


Problem: Do "the hole" and "it" point to the same thing in the following sentence?

It is not easy to space buttonholes exactly the same distance apart, and it is very difficult to cut them precisely the right size . The tiniest slip of the scissors will make the hole too large, and even one thread uncut will leave *it* too small.
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A: yes


Problem: Do "Bob" and "he" point to the same thing in the following sentence?

Bob was playing cards with Adam and was way ahead. If Adam hadn't had a sudden run of good luck, *he* would have lost.
****
A:
no