Which of the food ingredient is important for brain development? glucose dha folic acid sucrose?

The food ingredient that is important for brain development is GLUCOSE.
Glucose is the only type of nutrient that the brain can use to carry out its biochemical activities. The brain usually use about 20%  of the glucose content that is available in the blood. Absolute lack of glucose for brain use can cause one to go into coma.

Where are the following