"I Would Make a New Year's Resolution Only If There $\rightarrow$

"I would make a New Year's resolution only if there was an objective measure of right and wrong. But there is no objective measure of right and wrong. Therefore, I wouldn't make a New Year's resolution." Choose the best symbolization of the statement and evaluate its validity.

A) o $\rightarrow$ r, ~ o, ~ r; this argument is invalid
B) r $\rightarrow$ o, ~ o, 11eea192_c70c_b5d8_aa9a_b73b90ea1ce6_TBMG1027_11 ~ r; this argument is invalid
C) None of the answers are correct
D) r $\rightarrow$ o, ~ o,11eea192_c70c_b5d8_aa9a_b73b90ea1ce6_TBMG1027_11 ~ r; this argument is valid
E) o $\rightarrow$ r, ~ o, 11eea192_c70c_b5d8_aa9a_b73b90ea1ce6_TBMG1027_11 ~ r; this argument is valid