For the Current Year,the First Year of Operations,a Company Sold

For the current year,the first year of operations,a company sold $100,000 of goods to customers and received $90,000 in cash from customers.The remainder is owed to the company at the end of the year.The company incurred $70,000 in expenses for the year and paid $65,000 of these in cash.The remainder is owed by the company at the end of the year.Based on this information,what is the amount of net income for the year?

A) $25,000
B) $35,000
C) $20,000
D) $30,000