Question 1:
A. imply
B. detect
C. pretend
D. discourage
Feedback

imply: to communicate an idea or feeling without saying it directly

detect: to notice something that is partly hidden or not clear, or to discover something, especially using a special method

pretend: to behave as if something is true when you know that it is not, especially in order to deceive people or as a game

discourage: to make someone feel less confident, enthusiastic, and positive about something, or less willing to do something

=> "discourage" has the most appropriate meaning 

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