Which command caused the above messages?

Refer to the exhibit.

Which command caused the above messages?

A.
Neighbor 101.0.0.1 maximum-prefix 500 80 warning-only.

B.
Neighbor 101.0.0.1 maximum-prefix 500 90.

C.
Neighbor 101.0.0.1 maximum-prefix 500 70.

D.
Neighbor 101.0.0.1 maximum-prefix 500 70 warning-only.