Answer is A. Personification because the "sun" cannot actually "play hide and seek" but it's copying a human action or an action that a PERSON can do. So it's personification because an object is acting as/like a person.
Explanation:
Alliteration is repetition of the same letter or sound at the beginning of words.
For example: (S)he (s)ells (s)ea (s)hells by the (s)ea (s)hore
(F)oxes (f)art (f)aster than (f)errots
While I (n)odded (n)early (n)apping
I attached a poem that contains alliteration
Jim chose Bill and Terry for his team Sandra chose Gina and Mary Luke chose Audrey and Reggie.