contestada

Which of the following sentences is punctuated correctly?
OA. Geologists from all over the world travel to study the ancient, geyser.
B. The geyser sprayed a mist of warm, glittering water into the desert air.
C. Throughout the year, the geyser draws large, tour groups to its location.
OD. Every few hours, hot water is spurted from the mouth, of the geyser.