Fat-soluble vitamin involved in blood coagulation is –

Correct option is D

Vitamin K is essential for blood coagulation. It activates proteins required for clot formation, preventing excessive bleeding.
Information Booster: Vitamin K is found in leafy green vegetables like spinach and kale, as well as in some fermented foods. Its deficiency can lead to prolonged bleeding and difficulty in wound healing.
Additional Knowledge:
· Vitamin A (a): Supports vision and immune function.
· Vitamin D (b): Regulates calcium and bone health.
· Vitamin E (c): Acts as an antioxidant but does not play a role in coagulation.