Sergei's reaction is hostile. He is not interested in answering
facts and either quotations or introductions, I'm not sure, sorry I just didn't want to <em>not</em> answer
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.
Answer:
in this text illness means seasickness as mentioned but many people have this . even there is an illness in which people feel like falling down from high story which is dangerous which may cause death.