This is going to be my chance to _____ any difficulties.
is from an English test. Possible answers include: "solve", "sort out". And an examinee have to choose ONLY one right answer.
I'm pretty sure that "sort out" fits that sentence. But according to the dictionary the verb "solve" seems to be an acceptable choice too.
Could you please tell me whether the sentences
This is going to be my chance to sort out any difficulties.
This is going to be my chance to solve any difficulties.
are both idiomatic(natural) or not?