It seems our sons share their father 's and my sarcastic sense of humour . Perhaps it is a survival skill , but it is a skill they have mastered nonetheless .
According to the above context, choose the best option to answer the following question.
Question: Why would the mother be unsure whether to believe her son ?
Options:
- Her son is a liar .
 - Her son is deceitful .
 - Her son is a con artist .
 - None of the above choices .


None of the above choices .