The question is..

Provide a description of the trade or business and an explanation of the factors met that allow the aggregation in accordance with Regulations section 1.199A-4

This is a Sch C Real Estate Appraisal business that does not pay wages and he also is a 50% owner of a S-Corp that is also a Real Estate Appraisal business that pays wages to him, the other owner and employees. He received a K-1 from the S-Corp

What do I put for the explanation of the factors met that allow the aggregation?