I think answer choice A is correct
Answer:
Idiom
Explanation:
"Her heart sank" is an idiom. An idiom is a figure of speech that is a commonly used phrase but can't be interpreted literally.
Using cool colors such as purple blue etc in an artpiece would set a dark sad gloomy mood rather than an artpeice with warm tones such as yellow red orange etc makes you feel happy and cheerful.
Answer:
I think the answer is answer is c troup