How does Macbeth feel about Duncan's plans for his son?

Based on this excerpt from "stopping by woods on a snowy evening" by robert frost, which statement best summarizes a theme in the poem? the woods are lovely dark and deep but i have promises to keep and miles to go before i sleep and miles to go before i sleep

In washwoman who is the narrator telling the story

How can behavioral science be applied in improving public health? a.by tracking a disease to determine its sourceb.by creating promotions that improve health habitscboth by tracking a disease to determine its source and by creating promotions that improve health habitsd.neither by tracking a disease to determine its source or by creating promotions that improve health habits