$\text{2RCl}\text{+}\text{Si}\underset{\text{570}\text{K}}{\overset{\text{Cu}\text{powder}}{\to }}{\text{R}}_{\text{2}}{\text{SiCl}}_{\text{2}}\stackrel{{\text{H}}_{\text{2}}\text{O}}{\to }{\text{R}}_{\text{2}}{\text{Si(OH)}}_{\text{2}}\stackrel{\text{Polymerisation}}{\to }\text{(A),}\text{(A)}$

• A

  $\text{cyclic}\text{silicone}$
• B

  $\text{cross}\text{linked}\text{silicone}$
• Correct answer
  C

  linear silicone
• D

  $\text{none of these}$

Hence, the correct answer is option: 'C'.