Write down SQL statements to derive the answers to the following queries. Each result table should not contain any superfluous data. (a) What is supervised by a keeper called Morris? (b) What are the...

Write down SQL statements to derive the answers to the following queries. Each result table should not contain any superfluous data.

(a) What is supervised by a keeper called Morris?

(b) What are the keeper_ no(s) of the hay eaters?

(c) What are the keeper_ no(s) and name(s) of the keepers who keep people-eaters?