If your equipment does not, or you don't know what this means, don't use full justification. I prefer a ragged right margin to funny spacing in the lines. 3A is correct according to the directions. 3B is incorrect. Kindly take this seriously.
Students assume full responsibility for the content and integrity of the academic work they submit.
The guiding principle of academic integrity shall be that a student's submitted work, examinations, reports or projects must be that student's own work. Actions constituting a violation of the Code shall include those outlined below. Give unauthorized assistance to other students. This material is excerpted from the University of Arizona Code of Academic Integrity , as printed in the University Handbook for Appointed Personnel . See also here if you have any questions.