Answer:
The answer is Option C: Index fossils.
Explanation:
Index fossils are used to identify geologic periods or faunal stages in rock layers. These fossils must have a wide geographic distribution and manifest obvious evolutionary trends to help geologists and others who need this geological data to better understand the time scale and to pinpoint a time period. For example, ammonites were common during the Mesozoic Era, but they were extinct by the Cretaceous period. Geologists would use ammonites to help determine this time frame if present.
Answer:
The Suez Canal allows easier contact between the Mediterranean and South Asian cultures.
Answer:
918, at the end of World War I.
Explanation:
During a de la niña event, the environmental changes that the tropical pacific ocean and its surrounding landmasses would likely experience would be the attraction of more cold-water species such as salmon and squid.
<h3>La niña</h3>
This is a natural oceanic-climatic phenomenon that consists of the cooling of the waters of the Pacific. The winds are stronger and push the hot water towards Asia, while in America, there is the cooling of the waters and the presence of nutrients on the surface.
It usually occurs over periods of two to seven years, and makes winter temperatures warmer in the South and cooler in the North.
Find out more information about La niña here:
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