How is Jackson's fossil different from Braden's fossil?
A.
Jackson's fossil is from something old and Braden's fossil is not.
B.
Jackson's fossil is from something extinct and Braden's fossil is not.
C.
Jackson's fossil is from a mammoth and Braden's fossil is from an ancient fish.
D.
Jackson's fossil is from a small animal and Braden's fossil is from a big one.