Answer:
So shows a snowy dove trooping with crows,
Step-by-step explanation:
Alliteration refers to a literary device in which identical initial consonant sounds are repeated in successive syllables within a group of words. Alliteration is used in order to affect the tone of a piece, or to add rhythm to a text, making it more persuasive. In this example, the sound "s" is repeated several times in this line, making it an example of alliteration.