1. LED lights with colour light with a reflection of ambient lights 2. So they can make the model stand out. So the background can be blurred drawing more attention to the model. Allows better control over lighting reducing unwanted shadows.
You use 2 Godox SL 100 lights with 1 tube light LED light(color light) To separate the subject from the background and make subjects sharper and correctly exposed also to make the background blur The camera used was an canon R6 mark ii
Q1. Flat light because you wanted a portrait photography, LED light and Ambient light. Q2. To blur the background & give the background perfect color detailing.