They already know how to grow, transport, store, and cook rice. Just give them the seeds. I think you're the one proposing to supply "Vitamin A enriched foods

They already know how to grow, transport, store, and cook rice. Just give them the seeds. I think you're the one proposing to supply "Vitamin A enriched foods (carrots, sweet potatoes, spinach, kale...?)", which they may not know how to grow, transport, store, or cook.