Answer:
"Jessie asked her friend who her teacher was."
The second option is definitely more complicated
Answer:
Thats awesome! astronomy is so cool
Explanation:
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.