Why is the scientific method described as nonlinear?

Because scientists often repeat one or more steps several times.

Explanation: The scientific method is described as nonlinear because scientists often repeat one or more steps several times. The correct option among all the options that are given in the question is the second option or option "b".

fossil's are like over rated rocks like low key not gonna lie i don't get why we can't just call them old rocks like for real i mean i call my grandpa and grandma that smh

above statement is not a true statement about the open ocean because the open ocean has low levels of nutrients. most of the photosynthetic activity on earth occurs in the open ocean within the photic zone. organisms in the deep ocean are exposed to frigid temperatures and total darkness but it does not begin at the low-tide mark.