Select the most appropriate meaning of the given idiom.

To keep one's fingers crossed

Wishing good for somebody

The most appropriate meaning of the idiom "to keep one's fingers crossed" is wishing good for somebody. This idiom comes from the practice of crossing your fingers when you are hoping for something to happen. The crossing of the fingers is seen as a way of warding off bad luck and ensuring that good luck will prevail.

The other options do not fit the meaning of the idiom. To enter into a dispute means to start an argument. To be ruined means to be destroyed or made unworkable. To make a scheme means to plan something in a secret or devious way.