Which of the Following Is Recommended While Assigning Publication Credits

Which of the following is recommended while assigning publication credits for the contributions to a research project?

A) The order of authorship should be decided according to the decreasing order of the scholarly contributions of the researchers.
B) People who organized or conducted statistical analysis should be credited in the footnotes.
C) Faculty advisor who provides encouragement and technical assistance in designing the study should be named first author.
D) The first author should be authorized to decide the order of authorship to minimize potential differences of opinions among the contributors.