Can some one answer the question please i will make you Brainliest if you get the correct answer

Rank the following from most to least devasting: ordovician,permaian,cretaceous, pleistocene

Eter lives in a beautiful region. peter and other residents of his region use water from the river that flows through their region. recently, mark industries decided to set up their chemical plant near that river. peter realized that the waste from the chemical plant would pollute the river. he decided to seek a legal ordinance that would restrict the use of land near that river for specific use only. which type of zoning will peter and his region?

Ais a group of people living and working under a set of rules and traditions.