I believe the answer is: Ricardo, who believes the course will be easy and will help bring his grade point average up
Intrinsic motivation refers to the motivation that driven by internal rewards.
This would include things such as making a certain action because it makes our life easier, doing the action in order to improve ourselves, doing the action help us discovering our true passion ,etc.
Pros: more equality, everyone can pay for things
Cons: Less mega rich people, don't need special skills, people may de lazy
Biologically: Nitrogen gas (N2) diffuses into the soil from the atmosphere, and species of bacteria convert this nitrogen to ammonium ions (NH4+), which can be used by plant
They started protesting against things that weren't constitutional