Help me dude

Based on the root word what is the definition of imperceptible

Which excerpt from leo tolstoy's the death of ivan ilyich reflects the author's opinion that the members of the medical profession don't really care about their patients?

How is the mood of the poem similar to the mood of giovanni's virginia tech speech? a. the mood of both works is hesitant. b. the mood of both works is miserable. c. the mood of both works is confident. d. the mood of both works is passionate.