Correct option is D
Option (d) is the correct meaning of the idiom "Hit a brick wall."
Hit a brick wall: This idiom means to face an obstacle or a problem that prevents further progress. It conveys the idea of reaching a point where no solution or advancement is possible.
Example: The team was making good progress, but they hit a brick wall when the funding was cut.
Related Idioms:
- Come to a standstill: To stop progressing.
- Run into a roadblock: To face an unexpected problem.