If $U$ is the set of integers excluding zero, $V$ is the set of even integers, and $D$ is the set of odd integers, which of the following statement$($s$)$ is $($are$)$ true. Note: Here $\frac{?}{\text{b}\text{a}\text{r}}(E)$ denotes complement over the expression E$.$ U is the Universal set a$)VD=U$ b$)U-V=D$ c$)\frac{?}{\text{b}\text{a}\text{r}}(V)=D$ d$)V-D=\{0\}$ a b c d