Which of the following phrases best describes relation X in Exercise 7? 

1. “has a” 

2. “is an example of” 

3. “is a generalization of” 

4. “eats”

Exercise 7 

To tell if one element in ZooGraph has relation X to another element, you look for a path between them. Show whether the following statements are true, using the picture or adjacency matrix. 

1. dalmatian X dog 

2. dalmatian X vertebrate 

3. dalmatian X poodle 

4. banana X invertebrate 

5. oyster X invertebrate 

6. monkey X invertebrate

Transcribed Image Text:

ZooGraph V(ZooGraph) E(ZooGraph) = (V, E) = {dog, cat, animal, vertebrate, oyster, shellfish, invertebrate, crab, poodle, monkey, banana, dalmatian, dachshund} = {(vertebrate, animal), (invertebrate, animal), (dog, vertebrate), (cat, vertebrate), (monkey, vertebrate), (shellfish, invertebrate), (crab, shellfish), (oyster, shellfish), (poodle, dog), (dalmatian, dog), (dachshund, dog)}