Which of the following is true regarding extinction?
A. Single events or several causes working together to produce extinction in a short period is referred to as mass extinction.
B. The rate of extinction is steady from clade to clade as are the number of species contained within a clade.
C. If the rate of speciation in a clade is equal to or less than the rate of extinction, the clade will survive.
D. Extinction that occurs in a relatively short period of time is referred to as background extinction.

The answer is Letter A - Single events or several causes working together to produce extinction in a short period is referred to as mass extinction.

Deforestation, illegal logging, pollution of the waters, burning plastics. These are just some of the examples that cause extinction to some of the endangered species. These situations happening all at once forces a group of an organism to decline.

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saadhussain514 saadhussain514 · Answer 2 · 2018-11-06T13:05:17+01:00

Answer:

The answer is option A.

Explanation:

Single occasions or a few makes cooperating produce eradication in a brief period is alluded to as mass annihilation. Deforestation, unlawful logging, contamination of the waters, consuming plastics. These are only a portion of the precedents that cause extinction to a portion of the imperiled species. These circumstances happening at the same time powers a gathering of a living being to decrease.