10. For the 30 days of Ramadan, Muslims around the world will _______ eating and drinking during daylight hours.
(A) abstain from
(B) bundle up
(C) flunk out
(D) mess up with

The phrase "bundle up" is an informal expression that means:

? To dress warmly, usually by putting on multiple layers of clothing, especially in cold weather.

Example sentences:

• Don’t forget to bundle up before going outside — it’s freezing today!

• She bundled up the kids in scarves and hats before the snowstorm.

The phrase "flunk out" is an informal expression meaning:

? To be dismissed from a school, college, or university because of failing grades.

Example sentences:

• He partied too much in his first year and flunked out of college.

• If you don't study harder, you might flunk out next semester.

Grammar tip:

• "Flunk" = to fail (a test, a course, etc.)

• "Flunk out" = to fail so badly or repeatedly that you're forced to leave school