Identify the correct statements about vitamins from the options given below:

1. Vitamins are required in large quantities for the growth and maintenance of the human body.
2. Vitamin D can be synthesized by the human body under the presence of sunlight.
3. Vitamins A, D, E, and K are water-soluble and are stored in the body for long periods.
4. Deficiency of Vitamin C can lead to scurvy, characterized by symptoms like gum bleeding and delayed wound healing.