Which statements are correct concerning the evolution model:

Question

all life on earth developed from nonliving matter of natural unknown processes
incorporates higher order life forms which parallel each other
only a few simple life forms give rise to new kinds of life which will increase in complexity
each lower life form can be traced back only to the life form corresponding to a basic kind

Answer 1

The statements that are correct concerning the evolution model are:

each lower life form can be traced back only to the life form corresponding to a basic kind
only a few simple life forms give rise to new kinds of life which will increase in complexity.