Explanation:

- Option 1: Section 12

- Typically, in corporate law, Section 12 might deal with aspects like the registered office of a company.

- Option 2: Section 15

- This section often addresses how alterations to the memorandum and articles of association can occur.

- Option 3: Section 6

- Section 6 usually defines various legal terminologies and can refer to miscellaneous provisions.

- Option 4: Section 4

- This section generally deals with the memorandum of association and its particulars.