As it was Memorial Day , there were many people in uniform and with their families . It was great to have the opportunity to take it all in before heading back . On the way back ( as was the case on the way down ) , there were many others on their bikes , roller - blading , jogging or just walking . Many families were together and also alone .

Available choices: (a). It is Memorial Day .; (b). It is Labor Day .; (c). None of the above choices .; (d). It is Columbus Day .;
Answer the following question: Why is the narrator not working today as it 's a Monday ?
(a).