Mortar is a mixture of

Options

A. cement and gravel
B. gravel and sand
C. cement, sand and water
D. cement and water

Explanation

**Step-by-Step Solution:**

1. **Understanding Mortar:** Mortar is a construction material used primarily in masonry work. It is used to fill the gaps between bricks or stones, helping to bind them together.

2. **Components of Mortar:** The main components of mortar are:
- **Sand:** This is a granular material that provides bulk and strength to the mortar.
- **Cement:** This acts as a binding agent that holds the mixture together.
- **Water:** This is added to activate the cement and help in the mixing process.

3. **Mixing the Components:** To create mortar, you mix sand, cement, and water in appropriate proportions to form a paste. This paste can then be applied between bricks or stones.

4. **Conclusion:** Therefore, mortar is a mixture of sand, cement, and water.

**Final Answer:** Mortar is a mixture of sand, cement, and water.

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