The sentence which is an example of card stacking is that " He is too young, thus too inexperienced". Thus, the correct option is B.
Card stacking may be defined as a process that makes the thing or object superior to its normal appearance. It highlights the benefits of any product and looks better.
According to the given excerpt, the sentence that represents the example of card stacking reveals the effect of young age on inexperience.
Therefore, the correct option for this question is B.
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