Which of the following is used as a photoconductor in xerox machines?

Which one of the following statements is not correct?

Describe the physical properties of the elements of Group $16$.

Discuss the physical properties of group-$16$ elements.

Provide information about the elements of Group $16$.

Given below are two statements:
Statement-$I$: $\alpha$ and $\beta$ forms of sulphur can change reversibly between themselves with slow heating or slow cooling.
Statement-$II$: At room temperature the stable crystalline form of sulphur is monoclinic sulphur.
In the light of the above statements,choose the correct answer from the options given below: