At what age should this right be granted if minors are approved to consent to vaccination? Please explain your rationale.

A. 12 years old, as it aligns with increased cognitive development and understanding of health decisions.
B. 16 years old, as it corresponds with legal age for medical consent in many jurisdictions.
C. 18 years old, as it denotes legal adulthood and capacity for autonomous decision-making.
D. 14 years old, as it balances cognitive development with legal capacity in many contexts.