Help I need your help pls

Which two phrases in this information about medicare prescription drug coverage are noun phrases

Find the center and the radius of the circle with the equation: x^-2x+y^2+4y+1=0

Which sentence contains correct capitalization? in “the rime of the ancient mariner,” the albatross was initially an omen of good luck. in “the rime of the ancient mariner,” the albatross was initially an omen of good luck.