Select the most appropriate meaning of the given idiom.

A lot on one’s plate

A lot to do

The most appropriate meaning of the idiom "a lot on one’s plate" is a lot to do.

The idiom comes from the image of a plate that is full of food, which is something that is difficult to eat all of at once. The idiom is used to describe a situation where someone has a lot of tasks or responsibilities that they need to complete.

The other options are not correct.

• To eat a lot: This is not the same as a lot on one’s plate. A lot on one’s plate means that someone has a lot to do.
• To have a serious ailment: This is not the same as a lot on one’s plate. A serious ailment is an illness that is difficult to treat.
• To serve all dishes on one plate: This is not the same as a lot on one’s plate. To serve all dishes on one plate is not practical or efficient.