Two independent random variables $X$ and $Y$ are uniformly distributed in the interval $[-1,1]$. The probability that max$[X,Y]$ is less than $\frac{1}{2}$ is
1. $\frac{3}{4}$
2. $\frac{9}{16}$
3. $\frac{1}{4}$
4. $\frac{2}{3}$