VS 2010 Picking categories from text files

How do I pick a word from this text file such as INSECT and then letting the program choose a word beneath it at random such as CRICKET?


"HOUSE"
"PORCH"
"STAIRS"
"KITCHEN"
"BATHROOM"
"CLOSET"
"INSECT"
"CRICKET"
"ANT"
"WASP"
"BEE"
"GRASSHOPPER"
"PEOPLE"
"DARRAN MCCABE"
"BERRY MUHL"
"DONNELL HARBOLT"
"TAMMY FRAZIER"
"RICHARD MCCABE"