Briefing Android Knowledge

Which of these is the correct explanation of debugging using the Android Debug Bridge (adb) with a m

Which of these is the correct explanation of debugging using the Android Debug Bridge (adb) with
a mobile device? (Assume that the development environment is a Windows machine)

A.
On the terminal, set HOSTADR=<IP address of device>.

B.
On the terminal, set ADBHOST=<IP address of device>.

C.
On the terminal, set ADBIP=<IP address of device>.

D.
On the terminal, set HOSTIP=<IP address of device>.

Explanation: