Which sentence is correctly punctuated?

a. she was born on june 18 2008 in the afternoon.
b. she was born on june 18 2008, in the afternoon.
c. she was born on june 18, 2008, in the afternoon.
d. she was born on june, 18, 2008, in the afternoon.
is this one c ?

ok so like i went to wiki and looked up the (constitution x new "hammystan")and it showed me the picture it highlights new hampshire and says first and second session and than it says that they hit up the u.s and was like "ey dude that paper u sent us was adopted it bro thx" xd syays it all on wiki/the pic

i dont really like reading so i guess other people might not like reading either so   imma put the answer in bold italics