There Is a Hypothesis That the Origin of Human Bipedalism

Multiple Choice

There is a hypothesis that the origin of human bipedalism was linked to a shift from life in the trees to life on the ground in the grasslands of Africa.Which of the following is true about this hypothesis?

A) It has been upheld by subsequent scientific data on human origins.
B) It was developed in consultation with genetic and fossil evidence.
C) It has been rejected recently subsequent to new fossil evidence.
D) It has become a scientific law.