Santa brought me a new bike for Christmas . He also brought one for Derrick , which is pretty handy . We have gone for a few rides around the neighborhood , but recently acquired a bike rack so we saddled up and headed to Hampton this weekend . It was a great time .

OPTIONS: (a). They are adults; (b). None of the above choices .; (c). They are brothers; (d). They like to ride horses;
Answer the following question: What do Derrick and the speaker have in common ?
(c).