Answer: Connie is thinking about registering for Professor Langley's course in Italian Renaissance history. Connie's friend Lydia took that course a year earlier and got an A. Connie figures that she will get an A, too. How do the following facts bear on Connie's conclusion?
Connie changes her conclusion: She'll get at least an A- in Professor Langley's course.
Connie changes her conclusion that she'd get an A-. This fact STRENGTHENS Connie's conclusion. Her expectation was to get an A. but after a while, she lowers the bar to an A-. If Connie gets an A at the end of the course, it'd be a boost on the A- she has set.