The regulates involuntary activities, such as digestion and breathing.
a. somatic peripheral nervous system
c. autonomic peripheral nervous system
b. central nervous system
d. none of the above

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.