[SOLVED] Which of the following is true regarding the reporting of research results?

Which of the following is true regarding the reporting of research results?

1. A delay in reporting research results is not allowed by the U.S. government.
2. Details of study design and execution should be omitted from publications unless requested.
3. Details of data selection procedures should be omitted from publications unless requested.
4. Clear specification of the methods and procedures used is essential.