Answer: It is about both Eliza and Matildas mother.
Explanation:
They both “supped” which means to spoon in great amounts. They supped sadness, meaning they had just experienced some sort of tragedy and it overwhelmed their senses and it was all they could do, mourning essentially became their main focus.
The preposition in the sentence is under. A preposition is a word meaning where the noun is in the sentence, the noun is tree, the preposition is under.
