Lay (something) at (one's) feet verb phrase
To put something on the ground in front of someone
The dog laid the wallet I had dropped at my feet. What a smart dog!
To make someone responsible for something
He lost my favorite book, so I would lay it at his feet.
You can't lay this matter at my feet. It's not my fault.
The verb "lay" should be conjugated according to its tense.
Difficult to choose between two alternatives.
I am always caught between two stools when choosing what to buy at a bookstore.