Financial Accounting Question please solve this problem

Coastal Advisory Services began the year with total assets of $180,000 and total liabilities of $65,000. The company is a sole proprietorship. The revenues and expenses for the year amounted to $275,000 and $160,000, respectively. During the year, the owner invested an additional $25,000 in the business and withdrew $55,000 for personal use. Calculate Cowstall's net income for the year. a. $90,000 b. $115,000 c. $140,000 d. $275,000