The best way to get the right amount of vitamins needed from proper growth and development is to eat a variety of foods that high in vitamins every day. If a person isn't able to eat the foods daily, they can take a multi-vitamin. But the best answer will be B.
First box: Self-fertilization/self-pollination of F1 flowers
Second box: Determine F2 generation phenotypic ratios
Sunlight. Just think about the word "radiant."