In the 1st decade of the 21st century, which of the following countries had the lowest fertility rate? a) democratic republic of Congo
b) Somalia
c) South Africa
d) niger​

A transform plate boundary or a lateral fault.

Explanation:

San Andrea's fault is a geographically complex fault and is a result of the continental transform occurs along with the 1,200 along California. And forms a transform boundary between the Pacific Plate and the North American plate. Has a high degree of risk as the plate moves on a Dextral motion i.e from left to the right side and is a highly unstable region of the earth and the displacement takes about 40 mm per year. The formation of the plate began with the mid-Cenozoic period about 30 million tears ago.