Which of the following might be a purpose the author had for “your brain on blue”?

What is the meaning of the word checking as it is used in this sentence from the second paragraph of the passage?

Review the allusion which best interprets the meaning of the allusion 1 the man is thick and jolly 2 the man is crabby and unfriendly 3 this man works as a santa claus impersonator 4 the man is generous to others

What is the tone of the following passage from a river runs through it by norman maclean? “this was the last fish we were ever to see paul catch. my father and i talked about this moment several times later, and whatever our other feelings, we always felt it fitting that, when we saw him catch his last fish, we never saw the fish but only the artistry of the fisherman.”