The array declared as int rooms[4] will not be able to store a value in?

Question

The array declared as int rooms[4] will not be able to store a value in?

1. rooms[0]
2. rooms[1]
3. rooms[2]
4. rooms[3]
5. rooms[4]

Answer 1

room[4] is invalid

only indices ZER0 through Three(3) are valid