In the following question, an idiom is given along with four sentences. Identify the sentence that correctly uses the idiom. If none of the sentences use the idiom correctly, select "None of these".

**Idiom:** A dime a dozen

Question

In the following question, an idiom is given along with four sentences. Identify the sentence that correctly uses the idiom. If none of the sentences use the idiom correctly, select "None of these".

**Idiom:** A dime a dozen

Accepted Answer

**Solution:**

1. The idiom "a dime a dozen" means something very common or easily available.

2. Let's analyze each sentence:
   - (a) Incorrect: The phrase is used incorrectly in the context of working hard before exams.
   - (b) Incorrect: This sentence does not use the idiom at all.
   - (c) Correct: It correctly states that smartphones are very common and inexpensive nowadays.
   - (d) Incorrect: The idiom is wrongly applied to studying.

3. Therefore, option (c) is the only sentence that uses the idiom appropriately.

**Answer:** (c)

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