I would definitely start slow and build up, maybe walking or yoga, because your body is still trying to bounce back. I had a c-section 4 months ago, and went right into zumba and walking at about 3 months and have had suchhh problems jumping into it too quickly. Good luck!!
Best exercises to reduce belly fat are
1.Bicycle Exercise
2.Side Plank Hip Dips
3.High Plank from the Hands
4.Long Arm Crunch
5.Elevated Plank