Determine the relationship between the pairs of structures given below as the same compound, constitutional isomers, cis-trans isomers, or different compounds.

• A. (i) Constitutional Isomers
  (ii) Cis-Trans isomers
• B. (i) Constitutional Isomers
  (ii) Different Compounds
• C. (i) Cis-Trans isomers
  (ii) Cis-Trans isomers
• D. (i) Constitutional Isomers
  (ii) Same Compound

Answer: (D)