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.
Study skills are learning strategies that facilitate the processing of information. Study skills help us organize and process information. They help us remember what we have learned. Study skills work best when we are conscious of our own learning processes.