Answer:
The correct answer is - unethical, because the women were not informed injections would contain the second chemical
Step-by-step explanation:
No matter what was the result of a study and or treatment of the subject is charged or not but including the patient or subject and giving treatment without permission is unethical.
In this case, Dr. Menteur did not ask or informed the women that injection would contain a second chemical and what it does and what were pro and cons of this treatment.
Thus, the correct answer is - unethical, as women were not informed that injections would contain the second chemical