<span>Echinodermata are more related to Chordata than to Mollusca because Echinodermata and Chordata are both A. Deuterostomes. Deuterostomes are</span><span> animals grouped together based on the way their embryos form in the earliest stages of development. </span>
The answer is D! just remember that meiotic division 2 ends with 4.
Energy source to medium to detection
