Answer:
The correct answer is:
d. Simple Carbohydrates
Simple carbohydrates, also known as sugars, include monosaccharides (such as glucose, fructose, and galactose) and disaccharides (such as sucrose, lactose, and maltose). They are called "simple" because they consist of one or two sugar molecules, making them relatively easy to digest and absorb into the bloodstream.
