1. Rinse the rice thoroughly and cook it in boiling water until tender.
2. Meanwhile, slice the chicken into bite-sized strips, peel and cut the carrot into thin rounds, and trim the green beans.
3. Heat the olive oil in a non-stick pan over medium heat.
4. Sauté the chicken until golden and cooked through, then add the carrots and green beans and cook for 5 minutes until they are just tender.
5. Toss in the salt and black pepper, stir for an additional 2 minutes to blend the flavors.
6. Serve hot over the rice for a wholesome, adult-friendly lunch.

Summary:
A balanced, flavorful dish perfect for a nutritious midday meal.

Storing Options:
Store any leftovers in an airtight container in the refrigerator for up to 2 days.

Possible Side Effects/Allergies:
Contains chicken; verify ingredient safety for those with specific allergies.