Multiple choice

Directions: Fill in the blank with the most suitable preposition.

What's the reason _____ the change?

  1. of

  2. to

  3. for

  4. None of these
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

When explaining why something happened, we use 'reason for'. The preposition 'for' correctly links the reason to what it explains. Options A and B don't form the standard expression in this context.

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