Read the following context and choose the best option to answer the question.
Context: Wonder of wonders , our farrier has found us another horse . We went to look at her today . She is a thoroughbred ( did I say I did n't want another thoroughbred ? ) and is a bit smaller than our Sass , but every bit as lovely .
Question: What traits does the new pet have ?
Options: 
A. They are built to be used for pulling machinery .
B. They are built to graze .
C. They are built to run a quarter mile .
D. They are fast .


D