Read the following statement carefully and identify which of the following courses of action follow(s). Statement: A recent study shows rising childhood obesity. Courses of Action: 1. Ban all junk food advertisements. 2. Make physical activity mandatory in schools.

In this question, a statement is given followed by two courses of action, numbered I and II. You must assume everything in the statement to be true, and on the basis of the information given in the statement, decide which of the given courses of action logically follow(s) for pursuing. Statement: The number of cases of waterborne diseases in Town X has surged in the past few months due to contamination of the town's water supply. Courses of Action: I. Public awareness campaigns should be initiated to educate residents on proper water treatment methods and hygiene practices. II. Authorities should conduct regular testing of the town's water supply to ensure its safety.