What is the denotation of the word cool?

In walt whitman's attitude toward death in "song of myself" differ from dickinson's attitude in "712: because i could not stop for death"?

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

Which describes the effect the use of figurative language has on the tone of this excerpt? select all that apply