All of the following phrases describe a partnership except
a. shared responsibility for decisions.
b. low start-up costs.
c. the involvement of up to 20 partners.
d. high protection for your personal assets.

a. shared responsibility for decisions.

A partnership is a legal form of business operation between two or more individuals who share management and profits. There are two types of partnership: general partnership and limited partnership.

In a general partnership, the partners manage the company and assume responsibility for the partnership's debts and other obligations.
In a limited partnership, it has both general and limited partners. 

A. parasitei'm not possitive if that's right sorry if that's wrong it seems like that would be the answer though.