GENERAL KNOWLEDGE

Detailed explanation-1: -A vale is a long depression in the land, usually between two hills and containing a river. A vale is a valley. If you’ve ever gone to a place where there are mountains, you’ve seen plenty of mountain ranges, mountaintops, and valleys. Valleys are the low points between hills, and they are also known as vales.

Detailed explanation-2: -The answer is D. Valley. Because a valley is an elongated low area often running between hills or mountains, which is typically contain a river or stream running from one end to the other. Most valleys are formed erosion of the land surface by rivers or streams by a long period of time.

Detailed explanation-3: -A gap is a low area between two higher-elevation landmasses, such as mountains. Gaps are similar to passes, but more rugged and difficult to navigate. The most rugged gaps are often called “notches.” Notches are rarely crossed, and usually marked by steep cliffs on either side.

Detailed explanation-4: -valley, elongate depression of the Earth’s surface. Valleys are most commonly drained by rivers and may occur in a relatively flat plain or between ranges of hills or mountains. Those valleys produced by tectonic action are called rift valleys. Very narrow, deep valleys of similar appearance are called gorges.