Which three things must be present to have an organization?

Select one:

a$.$ Top$-$down management, bottom$-$up communication, and a product

b$.$ A mission statement, a value statement, and a statement of values as guiding principles

c$.$ A board of directors, an administrative leadership group, and a viable work force.

d$.$ Communication, a willingness to serve, and a common purpose

e$.$ Goods or a service, a retail mechanism, and customers