For each of the business rules listed below, label the diagram according to the business rule. For example, for the first business rule, you would put an $($a$)$ next to the word MENU in the diagram.

a$.$ A menu consists of a menu ID$,$ a description and a type.

b$.$ Events consist of an ID$,$ date, location and time.

c$.$ Events have exactly one menu and the same menu can be served at multiple events.

d$.$ A dish has an ID$,$ name and time.

e$.$ A dish has multiple ingredients.

f$.$ Staff members have an ID$,$ name and salary.

g$.$ Staff members have many skills.

h$.$ A work schedule is used to determine which staff n$/$mbers work at which events and consists of a start and end time as well as the position the staff member is working for the specified event.

i$.$ A single work schedule corresponds to exactly one event and exactly one staff member. j$.$ Staff can work multiple events.

k$.$ Staff have exactly one manager that supervises them and that manager is part of the staff.