Dear Care and Feeding: A Mom at My Daycare Job Is Randomly Trying to Get Me Fired

Care and Feeding is Slate's parenting advice column. Have a question for Care and Feeding? I'm currently attending college, and to help pay for various expenses I got a summer job at a daycare. A few weeks ago, a parent accused me of making an inappropriate hand gesture at them during pick up. I didn't do it; I've never had so much as a conversation with this woman.