Final answer:
The ownership of 50% or more of a business is considered self-employed in mortgage underwriting.
Step-by-step explanation:
The correct answer is (C) 50 percent. Ownership of 50 percent or more of a business is considered self-employed in mortgage underwriting. This means that if an individual owns at least 50 percent of a business, they are considered self-employed for the purpose of mortgage underwriting.