Read the following context and choose the best option to answer the question.
Context: What a melodious sound they made . If one of us could n't transport them to an event , the other would . One summer when I was in the doctoral program and we only had one car ( the one my husband drove to work ) Carol did all the transporting of my kids . Whenever someone commented that they wished they could get their kids involved but they just did n't have time , Carol would say , " Its either now or later . " We were not stay - at - home moms .
Question: Why were they not considered stay at home moms ?
Options: 
A. They hired nannies to take care of their kids .
B. They constantly took their kids out to do activities .
C. They had their husband take care of their kids .
D. They had sent their kids to a babysitting company .


B