A rod of mass `m` and length `l` is lying on a horizontal table. Work done in making it stand on one end will be

Options

A. `mgl`
B. `mgl//2`
C. `(mgl)/(4)`
D. `2 mgl`

Explanation

To solve the problem of calculating the work done in making a rod of mass `m` and length `l` stand on one end, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding the Initial Position**:
- The rod is initially lying horizontally on the table. In this position, the center of mass of the rod is at a height of 0 above the ground.

2. **Identifying the Center of Mass**:
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