Drew is the sole owner of Morris, Inc., a corporation. Morris's net income for the current year

Question:

Drew is the sole owner of Morris, Inc., a corporation. Morris's net income for the current year is $150,000 before considering Drew's $85,000 salary. Assume Drew is single and has income from other sources that is $30,000 more than his allowable deductions. What is the total income tax liability if Morris is
a. A corporation?
b. An S corporation?