The correct statement(s) concerning the structures $E, F$ and $G$ is (are) (i) E,F and G are resonance structures (ii) E,F and E,G are tautomers (iii) F and G are geometrical isomers. (iv) F and G are diastereomers.

Question

$(a)\;(i) ,(ii)and (iii) \\ (b)\;(ii),(iii) and (iv) \\ (c)\;(i),(ii) and (iv) \\ (d)\;(i),(iii) and (iv)$