The 3 Day was amazing ! We started out on Friday morning at about 7 for opening ceremonies and got walking about 8 . Friday we walked 21.5 miles ( 34.6 km ) ; at least , that 's what they told us , lol .

Pick your answer from:
-they never get tired walking;
-they were asked to walk that length to the ceremony;
-None of the above choices .;
-they like walking for long amounts of time;
Answer the following question: why did they walk 21.5 miles ?
they were asked to walk that length to the ceremony