$1.$ A single facility is needed to meet the demands of four markets. The locations and demands of

these four markets are shown below.

Market Coordinates Demand

A $(8,6)10$

B $(4,12)15$

C $(3,2)10$

D $(9,6)6$

Use the information from the table. What are the x and y coordinates for the center of gravity?

A$)$ x $>6,$ y $>7$

B$)$ x $>6,$ y $<7$

C$)$ x $<6,$ y $>7$

D$)$ x $<6,$ y $<7$