Which is true about nigeria’s ethnic groups?

there are only three ethnic groups that live in nigeria.

all of nigeria’s ethnic groups speak the same language.

nigeria is home to hundreds of ethnic groups.

nigeria’s main ethnic groups live in the same region.

Which of these is one right guaranteed by the aha's patient bill of rights? a. the right to remain on your insurance plan. b. the right to appeal denial of coverage for a procedure. c. the right to be treated with respect. d. the right to have insurance even with preexisting conditions.