Passage 3       Behavioral psychology and neuroscience now become important disciplines for marketingcompanies to change the way humans think and do. When we are surfing online, on the other sideof the screen is a group of experts whose job is to keep us as  (31)   as possible. Exciting headlinesand sensational contents are tactics they usually use to  (32)  our attention effectively. It is almostimpossible for modern people to get away from the smartphone because we feel  (33)  when it isout of reach. The marketing company understands well how the brain is programmed and takesadvantage of its reward system, (34)  leads to feelings of happiness and satisfaction. After gettingused to a specific type of app, we (35)  it to get the pleasure we once had.
【題組】31.
(A) fooled
(B) hooked
(C) looked
(D) doomed