The woman was n't a very good flirt but she sure loved to talk , especially about herself . " Yeah , I ' m a secretary down the street . Lovely publishing company , really . It 'd be nice to get a better job though . " She sighed wistfully , then must have decided she was boring him .
According to the above context, choose the best option to answer the following question.
Question: What may be the reason for thinking she was boring the man ?
Options:
- He was giving her nasty looks .
 - She knows she bores everyone .
 - He was walking away from her .
 - He was yawning .


He was yawning .