Which of the following is Coleopteran?

Options

A. Housefly
B. Mosquito
C. Both of these
D. Beetles

Explanation

To determine which of the given options is a Coleopteran, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Definition of Coleopteran**:
- Coleopterans belong to the order Coleoptera, which is characterized by certain distinct features.

2. **Identify Key Features of Coleopterans**:
- **Sheathed Wings**: Coleopterans have a unique wing structure where the front pair of wings is hardened and covers the hind wings.
- **Distinct Antennae**: They possess well-developed antennae that are capable of sensing their environment.
- **Hard Protective Coating**: The exoskeleton of Coleopterans is typically harder compared to other insect orders.

3. **Analyze the Given Options**:
- Compare the characteristics of the insects provided in the options with the features of Coleopterans.
- For example, houseflies and mosquitoes belong to the order Diptera, which have normal wings and not sheathed wings.

4. **Identify the Correct Option**:
- Among the options, identify the one that exhibits the characteristics of Coleopterans. In this case, beetles are known to be part of the Coleoptera order.

5. **Conclusion**:
- The correct answer is **Beetles**, as they exhibit all the defining characteristics of Coleopterans.