Which of these is/are used as quenching media in case of Alloy steels?

Question

Consider the following:          

1. Water

2. Ice

3. Brine solution

4. Oil

Which of these is/are used as quenching media in case of Alloy steels?

(a) 1, 2 and 3 only          (b) 2, 3 and 4 only

(c) 1 and 4 only              (d) 4 only