The translational degrees of freedom $$(f_t)$$ and rotational degrees of freedom $$(f_r)$$ of $$CH_4$$ molecule are:

A

$$f_t = 2$$ and $$f_r = 2$$

B

$$f_t = 3$$ and $$f_r = 3$$

C

$$f_t = 3$$ and $$f_r = 2$$

D

$$f_t = 2$$ and $$f_r = 3$$