Answer:
The correct answer is: button-down shirt to wear to work; tuition for a course in marketing to improve his current job skills as a fashion designer.
Step-by-step explanation:
Deductible business expenses are those expenses that can be deducted from the income of the business before it is subjected to taxation.
These are the expenses incurred in the ordinary course of business. These expenses are part of the income statement. They are deducted from total revenue to arrive at the taxable income of the business.
The personal expenses of the business owner are not considered as business expenses. Here, the expenses on clothing and grocery are personal expenses. While expenses on tuition for a marketing course is a business expense.