Multiple choice

Choose the best definition for sustain

  1. continue

  2. join

  3. figure out what something is

  4. make dirty
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

To sustain something means to strengthen or support it physically or mentally, or to cause it to continue for a period of time. Therefore, "continue" is the closest definition among the choices. The other options describe joining, identifying, or polluting, which are unrelated to sustaining.

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