The substituted silanes which can produce dimeric and cyclic trimeric silicone polymers, respectively, on hydrolysis are 1. $$\text{RSiCl}_3$$, 2. $$\text{R}_2\text{SiCl}_2$$ and 3. $$\text{R}_3\text{SiCl}$$

A

1, 2

B

1, 3

C

3, 2

D

2, 3