Plate tectonic theory can be made up of two things. The two things
that it is made of are all oceanic lithosphere or all continental
lithosphere.
A is the answer. It’s like addition.
An open fracture is most accurately defined as a fracture in which the overlying skin is no longer intact. A fracture is normally the break in the continuity of the bone. It is also called a compound fracture, in which the fracture is an open wound or break in the skin near the site of the broken bone. Immediate treatment for an open fracture focuses on preventing infection at the site of the injury.
D) Robert Hooke first discovered cells when observing cork under the microscope.