 
<translate> Tasirin kwalban yana faruwa ne lokacin da yawan jama'a ya ragu sosai ba zato ba tsammani. Yawan jama'a shi ne yawan mutane. Tasirin toshewa yana faruwa lokacin da yawan mutane ya ragu sosai. Amsar ita ce: (G). <eng> Bottleneck effect occurs when a population suddenly gets much smaller. Population is the number of people. Bottleneck effect occurs when the number of people suddenly gets much smaller.
The answer: (G). 