Which header provides functions that deal with exceptional conditions?

<exception> header provides functions for exception handling in c++.

Explanation:

Exceptions gives a way to respond to exceptional conditions (like runtime errors) in codes by transferring the control to other special functions called handlers. Since try,catch and throw can work in the iostream header file.To use more functions like unexpected,current_exception,rethrow_exception we need exception header file.

the correct answer is a) her connection with a character

this is correct on edgnuity : )