Topics: Time Clauses and Conjunctions

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What is the difference between ‘by’ and ‘until’ in terms of time?

A. ‘By’ means to start at a point; ‘until’ means to stop at a point.

B. ‘By’ indicates a deadline; ‘until’ indicates a continuous period leading up to a point.

C. ‘By’ refers to a specific time; ‘until’ refers to a past event.

D. ‘By’ is used for future events; ‘until’ is used for past events.