Read the passage and answer the question that follows.
A smirk on her face, Charlotte slowed to a strut as she grew closer
to the finish line. By changing her pace, however, she accidentally
allowed another runner to sprint past her. Charlotte ended up
losing the race by less than a second. This crushing loss washed the
prideful expression right off her face. The winner looked to the
crowd with a big smile, satisfied with her hard work and
perseverance.
The words smile and smirk have similar denotations. How do they differ
in connotation based on the context of the passage?