Which seed is used to produce the foundation seed? (MPSC Mains Paper-1, 2017)

✅Explanation: Breeder seed is the initial seed source, developed and maintained by plant breeders. It's the most genetically pure and used to produce foundation seed, which then leads to registered and certified seed classes.
📌 Other Options Explanations:
-a. Certified: Certified seed is produced from registered seed and is widely available to farmers.
-b. Registered: Registered seed is produced from foundation seed and is used to produce certified seed.
-d. Truthful: Not a recognized seed class.