LAST one i need help pls if you can :)

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

Amanda bought a prom dress which she considered the most beautiful dress ever made. adjective clause: word(s) modified:

Read this passage from "the american dream." it does not say all white men, but it says all men. . how does the second part of the sentence relate to the first part?