Answer: D) You apply for several jobs you expect to be offered but don't get called back for any.
Explanation: Disillusionment is the disappointment that we feel when we find out that something we expected to be good, is bad or isn't that good. In the given sentences the one that is the best example of a situation that would lead to disillusionment, is the option D, because in order to be disillusioned, you must have to have a good expectation, in this case, the expectation of being offered a job.
