Select the most appropriate meaning of the given idiom.

Change of heart

Different opinion about someone or something

The most appropriate meaning of the idiom "change of heart" is a different opinion about someone or something. It means to change your mind about something, especially after careful consideration.

The other options are not as appropriate.

• To narrowly escape disaster means to avoid a very serious situation by a very small margin.
• An unfair attack means an attack that is not justified or deserved.
• Very similar in appearance means to look almost exactly the same.