Paulina Morales, a single taxpayer, had wage income of $68,950 in 2019. Her only other income was ordinary dividend income reported to her on Form 1099-DIV. She is required to file Schedule B, Interest and Ordinary Dividends, if her dividend income exceeds a threshold amount of:

1. $350

2. $1,200

3. $1,500

4. $2,500