$6)$:$\{0,1\}4\{0,1\}4$ and $()$ is obtained by replacing the first bit of $$ with $1.$ For

example, $(0100)=1100.$

$$:$\{0,1\}4\{0,1\}4$ and $()$ is obtained by removing the first bit of $$ and placing the bit at

the end. For example $(1000)=0001.$

Select the correct value for $()(0011).$

a$.0111$

b$.1011$

c$.1110$

d$.1111$