Which rhyme scheme is used in the stanza presented in the image below?

peom: "a friend by chance"
i fill my pack with books, then go
upon the bus with crowds who know
the cycle of fortune that awaits at school
another class another rule
through fate may find a new friend by chance
if your smile returns from my sideways glance

a. AABBCC
b. ABABAB
c. ABBACC
d. AABCBC