Which of the following statements are correct ?
1. A flip-flop is used to store $1$ bit of information.
2. Race-around condition occurs in a $J$-$K$ flip-flop when both the inputs are $1$.
3. Master-slave configuration is used in flip-flops to store $2$ bits of information.
4. A transparent latch consists of a $D$-type flip-flop.
- $1$,$2$ and $3$
- $1$,$3$ and $4$
- $1$,$2$ and $4$
- $2$,$3$ and $4$