TEXT B
Whenever two or more unusual traits or situations are found in the same place, it is tempting to look for more than a coincidental relationship between them. The high Himalayas and the Tibetan plateau certainly have extraordinary physical characteristics and the cultures that are found there are also unusual, though not unique. However there is no intention of adopting Montesquieu’s view of climate and soil as cultural determents. The ecology of a region merely poses some of the problems faced by the inhabitants of the region, and while the problems facing a culture are important to its development, they do not determine it.
The appearance of the Himalayas during the late Tertiary Period and the accompanying further raising of the previously established rages had a marked effect on the climate o
A．based on firsthand experience
B．the result of lifelong studies
C．derived from books only
D．limited to geological history