How to gleek step by step or you can just include pictures of the instructions (I wanna do this to someone I rlly hate)

Explanation:

Gleeking is the act of shooting saliva out from under your tongue. Many people have gleeked on accident when yawning or flicking their tongue. You can teach yourself how to gleek on purpose by gathering enough saliva, flicking your tongue along the roof of your mouth, and jutting your jaw out.

The correct option is Oscar determines the mineral content of rock core samples at different depths in Earth’s crust

We know that Earth layers are divided into different distances from its core. They vary from depth to depth inside the earths core. The layers of earth are basically formed by the types of rocks inside it. The very internal shape of earth contains molten rocks and the very outer layer called the crust has hard rocks so we can say that the types of rocks is responsible for the formation of earth's layers.