Correct the wrong statements among the following .

Options

A. In earthworm a single male genital pore is present .
B. Setae help in locomotion of earthworm .
C. Muscular layer in the body wall of earthworm is made up of only circular muscles.
D. Typholosole is the part of intestine of earthworm .

Explanation

### Step-by-Step Solution:

1. **Identify the Statements**: The question requires us to evaluate several statements about earthworms and determine which are correct and which are incorrect.

2. **Evaluate the First Statement**:
- **Statement**: "In earthworms, a single male genital pore is present."
- **Evaluation**: This statement is incorrect.
- **Correction**: "In earthworms, a pair of male genital pores is present in the 18th segment."
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