Is ''frying potatoes'' a complete sentence or a fragment?

Question 5 the poet protests against child labor and condemns the harm done to children exploited in this practice. yet in lines 23-24, the child narrator writes that “tho' the morning was cold, tom was happy and warm / so if all do their duty, they need not fear harm.” this is an ironic expression of the narrator’s

Lens quotation: "character is what you are in the dark." -dwight lyman moody

What is the answer to this question