Which term describes the level at which a group of people lives, measured by the degree to which needs are met?

gross domestic product

sustainability

productivity

standard of living

the answer is D.  standard of living.

Explanation:

Just took the test and D is right

a. the astrolabe could determine the correct latitudinal location of the ship

depends on the age of the teen, many believe by the age of 16 a person should know the strong difference between right and wrong along with the difference between risky and immediate death. swimming with sharks might be dangerous but swimming with sharks while bloody meat is attached to you is just insane. even more if you have no idea what you're doing. however, no matter the age, as long as the person is skilled enough and has the mental and physical capacity to control their actions doing whatever sport they put their mind to is all that matters.