All of these
Source: This question is taken from the Everyday Science
Vitamin B-12
B-9
Both (a) and (b)
75 dB
Lemons
9.80 m/s²
vitamin B-3
Both B and C
osteoporosis and fractures
B12
vitamin B-12
seeds
vitamin B-2
Green vegetables
Sterility
Attractive
Pyridoxine
Muscle weakness and vision problem
Hair Loss
Scurvy
Both A & B
Calciferol
vitamin B-5
Blood clotting disorder
Independent
Vitamin B-6
Vitamin A
rickets
Vitamin K
All of the above
On Universe
Selenium
vitamin B-7