I think take with each of these form phrasal verbs. B) take in A) take up - accept, adopt, as in a job offer B) take in - view, absorb, understand, "it's a lot to take in", or (alternatively) con, he was taken in by scammers C) take off - departure, often of a plane, "the plane is about to take off", but also to leave, "I'l take off now. getting tired", also sometimes a noun meaning a fake a copy A knock off, a take off D) take on - take responsibility for, accept a task, he took on the job before he knew how difficult is was.

B. take in

B) in