Read the following context and choose the best option to answer the question.
Context: He li- he enjoyed Eight . He was n't about to let that get away from him . Paiva swallowed to combat her nausea . Some impression she was making on her two Children , getting too sick to talk almost as soon as they had stepped on the train . Speaking of them , they were leaning close together , muttering like a pair of fluffy blonde - headed conspirators .
Question: Why might Paiva have swallowed a pill to combat her nausea ?
Options: 
- She might have migraines .
 - She might have motion sickness .
 - She might have the flu .
 - She might have a headache .


She might have motion sickness .