What is the most logical next event?

How to be a healthy vegan
Get your vitamin b12.
B12 promotes healthy functioning of the brain and nervous system, and is an essential vitamin for any healthy person. The recommended daily intake for adults is 2.4 micrograms.

Options:
a). Consult your doctor before starting any dietary changes. Try adding a handful of one-half teaspoon of a daily b vitamins per day (plus a few extra).
b). However, b12 only naturally occurs in animal foods. Since b12 is not found in plant-based foods, vegans need to find ways to supplement their diet with foods that have been fortified with b12.
c). All parts of a healthy animal are fat. If you drink enough juices, get the plant fruit fruit and vegetable juices, and fruits and vegetables also.
d). Avoid products containing high concentrations of b12. Although vitamins often be found in milk, yogurt, crackers and cheese, you should still avoid these foods as much as possible.
b).