Dr. Sanchez, a self-employed dentist, incurred and paid the following expenses: Investment expenses $700, Work uniforms for Dr. Smith $300, Dental education seminar $1,300, Magazines for waiting room $100. What is the amount of expenses that the dentist can deduct as business expenses on Schedule C, Profit or Loss from Business?

$2,400

$1,700

$1,600

$1,400

$400