Network reference models 1.2 Guided exercise

I am kinda stack on following instructions and implement on wireshack software

Please let us know what lab you are working on, what steps you are having trouble with, and if possible a screen shot showing the commands you are trying and the output. Thanks!

IP Addressing Basics
please help me out i ve tried different answers but it keep saying retry and submit

You will need to use more than one answer.