In contrast to their grazing, scavenging, and filter-feeding cousins, squid are molluscs that have evolved for a life of active hunting in
the open ocean. Describe TWO external and TWO internal
adaptations that cephalopods have (but gastropods and bivalves
lack) that are specifically for this predatory, open water lifestyle.

d is the answer

sorry if its wrong!

answer:

convection currents in the magma drive plate tectonics. heat generated from the radioactive decay of elements deep in the interior of the earth creates magma (molten rock) in the aesthenosphere. the aesthenosphere (70 ~ 250 km) is part of the mantle, the middle sphere of the earth that extends to 2900 km.

radon is correct hope this