To answer this question, let's analyze the argument.
The argument states that doctors who lie to their patients about their illnesses violate their good faith contracts with their patients, and this is clearly wrong. The conclusion of the argument is that it is wrong for doctors to lie about their patients' illnesses.
Let's go through each option to understand why it is correct or incorrect:
Option A) Doctors who lie to their patients about their illnesses violate their good faith contracts with their patients. - This option accurately represents the conclusion of the argument. It states that doctors who lie about their patients' illnesses violate their contracts.
Option B) Doctors often lie to their patients about their illnesses. - This option is not supported by the argument. The argument does not provide any evidence or indication that doctors often lie to their patients.
Option C) Doctors are just hired workers like mechanics and carpenters. - This option is not the conclusion of the argument. While the argument does mention mechanics and carpenters as other professionals we hire, it does not conclude that doctors are just like them.
Option D) It is wrong for doctors to lie about their patients' illnesses. - This option accurately represents the conclusion of the argument. The argument states that doctors who lie to their patients about their illnesses violate their contracts, which implies that it is wrong for them to do so.
Option E) Doctors, like mechanics and carpenters, enter into good faith contracts with us when we hire them. - This option is not the conclusion of the argument. While the argument mentions good faith contracts, it does not state that doctors enter into such contracts.
The correct answer is D) It is wrong for doctors to lie about their patients' illnesses. This option accurately represents the conclusion of the argument.