The articles of incorporation:

a. describe the purpose of the firm and set forth the number of shares of stock that can be issued.
b. are amended periodically especially prior to corporate elections. explain how corporate directors
c. are to be elected and the length of their terms. sets forth the procedures by which a firm regulates itself.
d. include only the corporation’s name and intended life.

A, describe the purpose of the firm and set forth the number of shares of stocks that can be issued.  

Explanation:

The articles of incorporation is a set of formal and legal document filed with a government body or agency to acknowledge the establishment of a corporation. This articles mostly contains information ranging from name of firm, address of firm, the type of stocks to be issued and the amount to be issued as well as the agent  involved with processing its incorporation application. In most states, articles of incorporation is filed with the secretary of state.

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answer; /// i believe the correct answer is (all of the above);