Kareem walks 6 blocks west and 2 blocks south to school after school he walks 3 blocks east and 3 blocks south to the library. now how many blocks is he from home?

a.)2 blocks east and 4 blocks south.

b.)4 blocks east and 2 blocks south.

c.)5 blocks west and 7 blocks south.

d.)3 blocks west and 5 blocks south.