What is the best way to: Make roasted potatoes

pick from the following.
(a). Preheat oven to 450 degrees F (250 degrees C). Place potatoes in a large roasting pan and toss with oil, salt, pepper, and rosemary until evenly coated. Spread out potatoes in a single layer. Bake in preheated oven for 20 minutes, stirring occasionally. Serve immediately.
(b). Preheat oven to 450 degrees F (250 degrees C). Place potatoes in a large roasting pan and toss with oil, salt, pepper, and brown sugar until evenly coated. Spread out potatoes in a single layer. Bake in preheated oven for 20 minutes, stirring occasionally. Serve immediately.
Answer:
(a).