Respuesta :
The answer is simile because the word "like was used"
If the sentence said "Marie was an ant that worked all day" that would be a metaphor
If the sentence said "Marie was an ant that worked all day" that would be a metaphor
The literary device used in the sentence “Marie worked all day like an ant getting ready for the winter,” is simile.
A simile is an easy way to compare two things without a lot of explanation, perfect for the spare language of a poem. Examples of simile can be recognized in poems due to they will include comparisons using the words "like" or "as." In this statement the word LIKE, make us notice that simile is being employed.