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please choose the right answer Support at A provides a horizontal force only to hold the bar. The mass of bar is 75 kg and

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Support at A provides a horizontal force only to hold the bar. The mass of bar is 75 kg and its center of mass located at G. Support at B is a pin. Select the BEST equation of equilibrium for summation of force in y-axis. a. +Fy=0; By 75(9.81)=0 b. +Fy=0;By+75(8.81)=0 C. +Fy=0; By +75(9.81)=0

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