Answer:
The correct answer is the oral contraceptives.
Explanation:
Oral contraceptives is the one powerful drug that use to change body chemical and hormonal activity and give the individual power to choose if she wants to be pregnant or not. These oral contraceptives are the first drug that revolutionized the pharmacology by giving power to choose whether they want to change their body chemical or not.
Thus, the correct answer is oral contraceptive.
