The adverb clause in this sentence is 'before class starts', and it modifies 'meet', so A is the correct answer.
The purpose of focus points is to maintain a person more concentrated on the important parts of something
Answer:
Merry tumbles, wounded, into the pit, another man falls down dead, and the three left alive turn and run. Silver shoots and kills Merry, just as the doctor, Gray, and Ben Gunn appear. The doctor urges everyone to chase the seamen and head them off from the boats.