Which of the following correctly describes how igneous rocks are formed? A.
another kind of rock is exposed to a lot of pressure and heat
B.
water breaks off pieces of rocks and moves them to new locations
C.
layers of sediment are pressed down on top of each other
D.
melted rock cools, either above ground or underground

According to the article,"social credit" is question 3 options: an experiment to people talk on-line a farming experiment that hurt people under mao ze dong using someone else's data from the internet, to give or take away things such as the right to buy an airline ticket a credit you get in china for having friends in real life, and not just on social media