Refer to the exhibit. Why would the response shown be displayed after issuing the command ping 127.0.0.1 on a PC?

Refer to the exhibit. Why would the response shown be displayed after issuing the command ping 127.0.0.1 on a PC?

The IP settings are not properly configured on the host.
Internet Protocol is not properly installed on the host.There is a problem at the physical or data link layer.
The default gateway device is not operating.
A router on the path to the destination host has gone down.

 ccna exploration 1 chapter 6 Exam Question And Answers 

Refer to the exhibit. Why would the response shown be displayed after issuing the command ping 127.0.0.1 on a PC?