5) The group used as a
standard of
comparison in
which
everything is
kept as natural
or normal as
possible.
OA)
control
group
OB.)
experimental
group
OC.)
independent
variable

answer; the tunica intima also called tunica interna, consists of elastic fibers,connective tissue and smooth muscle cells;

i might be wrong but i think its a. let me know if i’m right and have a good rest of your day!