Nhận biết (M1)

Some robots such as Surena (developed in 2008) and COMAN (developed in 2012) feature humanoid characteristics like bipedal locomotion so that people will find it easier to interact with them. While these features can help to generate feelings of comfort in people, a robot that looks too human can fall into the "uncanny valley", meaning that its appearance unintentionally __________ those who encounter it.

Which choice completes the text with the most logical and precise word or phrase?

• A.

  soothes

• B.

  unsettles

• C.

  ratifies

• D.

  reprimands