Question: For simplicity, subtype discriminators were left off many figures in this chapter. Add subtype discriminator notation in each figure listed below. If necessary, create a

For simplicity, subtype discriminators were left off many figures in this chapter. Add subtype discriminator notation in each figure listed below. If necessary, create a new attribute for the discriminator.
a. Figure 3-2
b. Figure 3-3
c. Figure 3-4b
d. Figure 3-7a
e. Figure 3-7b

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