Herpetology is study of

Options

A. Reptiles and amphibians
B. Snakes
C. Helminths
D. Mammals.

Answer

**Step-by-Step Solution:**

1. **Understanding the Term "Herpetology":**
- Herpetology is a branch of zoology that focuses on the study of certain animal groups.

2. **Identifying the Groups Studied:**
- The primary groups studied in herpetology are reptiles and amphibians. This includes animals such as lizards, snakes, frogs, and toads.

3. **Evaluating the Options:**
- The question provides four options:
- A) Reptiles and Amphibians
- B) Snakes
- C) Helminths
- D) Mammals
- Among these, option A (Reptiles and Amphibians) is the most comprehensive and correct answer.

4. **Clarifying Incorrect Options:**
- Option B (Snakes) refers specifically to a subgroup of reptiles and is studied under a different term called "Ophiology."
- Option C (Helminths) refers to parasitic worms and is studied under "Helminthology."
- Option D (Mammals) is studied under "Mammalogy."

5. **Conclusion:**
- Therefore, the correct answer to the question "Herpetology is the study of" is option A: Reptiles and Amphibians.