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Standing close together is a mechanism which penguins use to keep warm and survive in very cold temperatures.

Which answers best explain the meaning of mechanism? Click on 3 correct answers.

Some people laugh about something unpleasant or pretend it didn't happen as a way of hiding their feelings.

Students who do not study for exams will not do well in school.

Health workers separate sick people from healthy people in order to control the spread of a disease.

The law punishes people who drive over the speed limit.