Several New Tetraploid Species of a Plant Called Salsify (Tragopogon)known

Multiple Choice

Several new tetraploid species of a plant called salsify (Tragopogon) known as salsify have arisen in western North America.These new species each arose from a diploid species that went through the process of allopolyploidy.This mode of speciation is a type of ________ and it occurs ________.

A) allopatric speciation; almost instantaneously
B) allopatric speciation; very slowly
C) sympatric speciation; almost instantaneously
D) sympatric speciation; very slowly
E) adaptive radiation; very slowly