Final answer:
Mariane from 'Tartuffe' would prefer to join a convent over marrying Tartuffe, reflecting her desperation and the play's central conflict. So, the correct option is d) Join a convent.
Step-by-step explanation:
The character Mariane from Molière's classic play, 'Tartuffe,' would rather join a convent than marry Tartuffe. This preference is highlighted as a lesser of two evils, as Mariane is being forced into this unwanted marriage by her father who has fallen under Tartuffe's deceitful influence. The option of joining a convent signifies Mariane's desperation to avoid a marriage with a man she does not love, emphasizing her distress and the central conflict of the play. So, the correct option is d) Join a convent.