Yes it really is book tell the truth
C. uses
Uses is the only word that words in this context. The advertisement isn't keeping anything. It hopefully creates a desire in the consumer to buy a product but it doesn't create a technique. It also does intend to convince buyers but it can't intend a technique either. Techniques are used so this is the most accurate and precise replacement for has.
Answer:
Another girl is competing with her for the attention of a boy
Explanation:
In Hamadi, Susan's friend Tracy is upset because she is competing with a other girl to have the attention of a boy she likes.
Tracy is upset and Hamedi tries to comfort her to make her feel better, even though she is a total stranger to him.