<span>I think the correct answer among the choices listed above is option C. The organism described most likely is a starfish. This is because annelids and mollusks exhibit spiral holoblastic cleavage while the echinoderms have radial holoblastic cleavage.</span>
The answer is true, plants often have minerals as in elements like iron.
I believe Mechanical Force is the force you are looking for
Ozone would be the secondary pollutant because it is caused when two primary pollutants react. Hope this helps!