Final answer:
In a successful toast, you should introduce yourself, provide a connection to the honored person(s), and cast your wishes for them. What you should not do is share a humiliating story about them. The correct answer is option: share a humiliating story about the person(s).
Step-by-step explanation:
When giving a successful toast, certain elements should be included to ensure that it is appropriate and well-received. It is customary to introduce yourself, particularly if not all guests know who you are.
Additionally, providing a connection to the person or persons being honored helps to create a more personal and meaningful message. It is also important to cast your wishes for the person or persons, offering positive sentiments for their future.
However, one thing that should not be included in a successful toast is sharing a humiliating story about the person or persons. This goes against the spirit of the occasion and can create discomfort or embarrassment, detracting from the celebratory atmosphere of the event.