GKFix MCQ Question

Why is the term 'cis-trans isomerism' used for alkenes?

• A. 'Cis' refers to substituents on the same side, 'trans' refers to substituents on opposite sides.
• B. 'Cis' means more stable, 'trans' means less stable.
• C. 'Cis' refers to higher boiling points, 'trans' refers to lower boiling points.
• D. It relates to the presence of double bonds.