Sahival cow in… a ….. was developed by …. b….

Options

A. a-Punjab, b-Natural Selection and Domestication
B. a-Haryana, b-Natural Selection and Artificial Selection.
C. a-Haryana, b-Artificial Selection and Domestication
D. a-Punjab, b-Artificial Selection and Domestication

Explanation

**Step-by-Step Solution:**

1. **Identify the Breed**: The question is about the Sahiwal cow, which is a specific breed of cattle.

2. **Determine the Origin**: The Sahiwal cow is native to the Punjab region. This is important for filling in the first blank.

3. **Understand the Development Process**: The Sahiwal cow was developed through artificial selection and domestication. This means that humans played a role in selecting specific traits to create this breed.

4. **Fill in the Blanks**: Based on the information gathered:
- For the first blank, we write "Punjab" (the region where the Sahiwal cow was developed).
- For the second blank, we write "artificial selection and domestication" (the methods used to develop the breed).

5. **Final Answer**: Therefore, the complete answer is: "Sahival cow in Punjab was developed by artificial selection and domestication."