According to the Merriam-Webster dictionary, culture is defined as "<span>the act of developing the intellectual and moral </span>faculties<span> especially by education."
If this is too hard for you to understand, it's basically saying that culture is the development of your intellect and your morals/ethics by education from those people who came before you, previous generations. Culture is passed down from generation to generation, and is also improved/changed.
Merriam-Webster link : </span>https://www.merriam-webster.com/dictionary/culture
The youngest age of the shale is 910 ka. According to the principle of inclusions, the shale formed before the tephra, so the tephra must be younger than 910 ka.
Answer: Shifting of these tectonic plates result in the creation of the volcanic eruptions increases the degree of carbon dioxide and sulphur dioxide in the atmosphere that also leads to a rise in the temperature levels.
