Explanation:

Correct option 4: All of these

All the names listed — Mallika, K-75, and Priya — are recognized varieties of lentils (also known as Masoor in India), developed for agricultural use with improved yield, disease resistance, and regional adaptability.

Here’s a quick look:

1. Mallika – A lentil variety developed for good yield and resistance to certain diseases.

2. K-75 – Also known as Masoor K-75, this is a widely cultivated lentil variety in India.

3. Priya – Another known lentil variety suitable for certain agro-climatic zones.