What is the answer to this question i️ need to know asap

What is the “narrow cell” in line 15 of “elegy written in a country churchyard”

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

Who knows how to give brainliest? will give 20 points and of course brainliest!