Which research source would you use to find the origin of the word sophomore?

a) thesaurus
b) french textbook
c) grammar textbook
d) oxford english dictionary

After the fall of saigon, americans a) were eager to explore the lessons of vietnam b) just wanted to forget about the war c)bought airline tickets to hanoi d)demanded that the u.s. get involved in "another vietnam"

Do the certificate in a summer course give credits? if so, how many credits? and also, could you tell me which are the summer course and schools you know that give credits?

What does this tattoo mean in english?