Which sentence contains a dangling modifier?


The sheets in the upstairs linen closet smell a bit musty.
The sheets in the upstairs linen closet smell a bit musty.

After finishing cleaning the dishes, the video games began.
After finishing cleaning the dishes, the video games began.

To save the best bite for last, Karen ate careful spirals around her sandwich.
To save the best bite for last, Karen ate careful spirals around her sandwich.

Thundering onto the tin roof, the rain kept everyone awake.