A. He had a whole lot of problems to deal with.

He also had problems of his own to deal with.

There are so many other problems for them to deal with.

We still have a couple of problems to deal with, though.

Shouldn't be too much of a problem to deal with him.

Of course, there were still a few small problems to deal with.

Thus there are no more problems to deal with than will be found in a completely open situation.

We have other problems to deal with, and your help is needed if we're to survive.

There were too many problems to deal with, and no time.

So much the better, actually; he had enough problems to deal with.