You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.

[Q]: Category: ROCK-Y 
Clue: 1984's "Jump" was the first No. 1 hit for this group that features brothers Alex & Eddie
[A]: van halen


[Q]: Category: NORSE MYTHOLOGY 
Clue: Among this chief god's names were Bileygr, meaning "shifty-eyed" & Alfador, or "all-father"
[A]: odin


[Q]: Category: THE "I"s HAVE IT 
Clue: Pressing your hands palm-to-palm is an example of this form of exercise in which there's no movement
[A]:
isometric