Which one of thefollowing statements are true about network-attached printers? (choose all that apply)
a. they can be a member ofa printer pool.
b. they can use tc/ip toreceive print jobs.
c. they can only beserviced by a single logical printer.
d. they require a printserver to operate.

Hypothesis: volumes of both figures are equal.the volume of  figure 1 is: .the volume of figure 2 is: .since , you can conclude that and . so, .volumes of figures are equal only when an angle in the basis is right (then figures will be the same), in another cases volume of figure 1 is less than volume of figure 2.the hypothesis was not correct in all cases.

The answer is c.  the soft ware is unable to you because it is open for the public to use.