<em>Sometimes</em> is the adverb in the sentence. It is an adverb of frequency. Adverbs of frequency are used to say how often we do things or how often things happen. In this case, the adverb shows how often the rooster calls to his lens. What is more, <em>sometimes</em> occupies the preverbal position in the sentence.
Based on the definition of an archetype above, the one that best reflects this is, t<span>he hero’s quest symbolizes the larger journey of life.</span>