Jackson and Campbell Have Capital Balances of $100,000 and $300,000

Jackson and Campbell have capital balances of $100,000 and $300,000, respectively. Jackson devotes full time and Campbell devotes one-half time to the business. Determine the division of $150,000 of net income in the ratio of time devoted to business.​

A) $75,000 and $75,000
B) $37,500 and $112,500
C) $100,000 and $50,000
D) $112,500 and $37,500