Answer:
d
Step-by-step explanation:
C) algae live only in the epipelagic zone bc it is the only zone with enough light for photosynthesis
X2+y2–x–2y–11/4=x2−x+14−14+y2−2y+4−4−11/4=(x−12)2+(y−2)2−14−4−114=(x−12)2+(y−2)2−7=0(x−12)2+(y−2)2=(7√)2
Center(1/2 ,2)
radius = \sqrt 7