Answer:
Option (D)
Explanation:
Historical geology usually refers to the study of the changes and the variation that occurs at or below the surface of the earth. In simple words, it mainly involves the study of past events. This includes the variation and evolution of different life forms that existed on earth over a time of about 3.8 billion years until the present. It basically comprises the important part of geology namely Paleoclimatology, Paleontology and Paleoseismology. This historical geology is also known as Paleogeology.
Thus, historical geology involves the biological changes that occur over a definite time.
Thus, the correct answer is option (D).
Variations in air pressure from place to place are the principal cause of wind.
Mainly gold but others left in search of a new life on the frontier
The two largest metropolitan in Canada are Toronto and
Montreal. Toronto lies in the province of Ontario and Montreal lies in the
province of Quebec. These are huge metropolitan cities having great amount of
population. Canada is a country that has got a huge number of immigrants coming
in to the country. This process has been going on for the last 30 years. This
did have a direct impact on the culture of the society. Many metropolitans like
Toronto and Montreal have seen the highest amount of people coming in.