How do you ping from configuration mode?

How do you ping from configuration mode?

A.
[edit interfaces]
user@router# run ping 1.1.1.1

B.
[edit interfaces]
user@router# ping 1.1.1.1

C.
[edit interfaces]
user@router# up ping 1.1.1.1

D.
[edit interfaces]
user@router# exit ping 1.1.1.1

Explanation: