23. although they are radially symmetrical, echinoderms are more closely related to a human than to a jellyfish because they are (1 point)

The answer is bilateral.

Although echinoderms are radially symmetrical but still they more closely related to humans than to a jellyfish. Firstly, because of echinoderm larvae have bilateral symmetry which is similar to human( chordate) body plan. Secondly, because of Echinodermata and Chordata (human) both are deuterostomes(blastopore become anus), not protostomes(blastopore become mouth) like jellyfish

phaneritic textures in which phaner means visible so phaneritic textures are standard of impertinent volcanic rocks. these rocks crystallized gradually under the surface of earth. when the magma cools deliberately then the ores have chance to develop and produce long crystals.