Which is the best reason for John to bring snacks to his study sessions? to make his study sessions enjoyable
to avoid leaving to get food
to avoid taking breaks
to ensure he has enough caffeine

Glucose, also called grape sugar, blood sugar or corn sugar, is among the simplest and one of the primary naturally occurring sugars. produced naturally by plants as the primary photosynthesis product, it is heavily used by living beings as a main energy source and is necessary for cellular respiration. chemically, it is a monosaccharide carbohydrate and serves as a building block for complex sugars like starch.

No you are not wrong