What does 'bleeding edge' mean?

Which revision, if any, best fixes the bolded (capitalized in this case) part of the sentence? female cardinals, a somewhat drab bird compared to the males, blend in well with their environment. no change somewhat drab birds a somewhat drab's bird somewhat drab bird's

Which describes the effect the use of figurative language has on the tone of this excerpt? select all that apply

Summarize in 3-5 complete sentences the conditions of life on the reservation as depicted by chief red cloud’s speech. cite evidence from the text to support your answer.