I use host -a
dig and nslookup could do it, I forget the switches and arguments.
<span>In a programming language, a keyword, or command, is a word with a predefined meaning</span>
Gross pay is the amount you owe employees before withholding taxes and other deductions. Gross pay is not the amount you pay your employee. You must use gross wages to calculate your employees' net wages. Net pay is what an employee takes home after deductions.
All though they are all right the best choice is C