When the Articles of Partnership Do Not Address the Matter

When the articles of partnership do not address the matter, which of the following require unanimous agreement among the partners?

A) A decision to change some element of the partnership agreement.
B) A decision to admit a new partner.
C) A decision to alter the nature of the firm's business.
D) A decision to change some element of the partnership agreement, a decision to admit a new partner, and a decision to alter the nature of the firm's business.
E) A decision to change some element of the partnership agreement and a decision to admit a new partner, but not a decision to alter the nature of the firm's business.