Choose the best asnwer

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3. In Quang Ninh, you can go to Yen Tu Mountain to attend the Yen Tu
Festival,
you can visit Ha Long Bay.
b.yet
there are loads of festivals in Vietnam, Tet or Tet Nguyen Dan is
a. so
c.or
d.otherwise
4.
the most important one.
a. Since
5. She tried to remain (duy trì) cheerful
a. even though b. because
b.Although
c.When
d. As long as
she had failed the test.
c. even if
d. despite