What does cope with stress mean?

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English Language Tests, Intermediate level

ESL/EFL Test #858 "Stress (1)", question 9

Man: How do you ......... with stress?
Woman: I go to the gym and work out when I'm stressed.

(a) cope
(b) affect
(c) ride
(d) meet

English Language Tests, Intermediate level

ESL/EFL Test #858 "Stress (1)", answer 9

Man: How do you cope with stress?
Woman: I go to the gym and work out when I'm stressed.

Correct answer: (a) cope
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what do you mean by cope?

[Our Tort System]

To successfully deal with stress.
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If it's not easy, don't do it!
That's how I got where I am.