1In the background I can see two people smiling and holding hands
2 all the people in the picture are wearing elegant clothes
3 it is a picture that(which) people usually make(take) when they finish school [take a picture- to jest poprawny zwrot ale jednocześnie słowo taht nie pasuje i powinno być uzyte which]
4 it looks like the girl is really terrified
5 they both seem to be delighted
6 it appeals to me because I take selfies very often too