Group behavior is like being open to the others and having a nice time, individual behavior is like silent and thinking.
Comparitive: Group behavior can be loud and full of conversations while individual behavior is like no conversation and silent.
Contrast: Group and Individual behaviors are the opposite of eachother
Hope this helps!
>Starfox5454<
I believe that D is the answer to your question, even though this is a complicated one.
Prokaryotes do not contain membrane, and eukaryotes do contain membrane.