Answer:
C) Strutted.
Step-by-step explanation:
The verb “to strut” means to walk with an air of pride or showing a pompous quality when walking. In this sense, this word adds the most vivid description to the action of the boys as they make their way to the front of the line. It should be mentioned that a vivid description entails a depiction that is strong and impressive, often memorable so that the description stays with the reader for a considerable amount of time.