Integrity is the quality of being honest and having strong moral principles; moral uprightness. It is generally a personal choice to uphold oneself to consistent moral and ethical standards.
This is because chocolate contains epicatechin, which is found out to help improve blood flow to the brain, thus improving memory function. Aside from that, most chocolate contain caffeine, which makes you alert, making you study more effectively and retain as much information as you can.
Peanuts are a good source of the vitamin B niacin, which helps to maintain low blood sugar that is necessary to steady energy levels. With these healthy brain benefits, you can enjoy your peanut butter and jelly sandwich before taking that tough test.