In this task, you will use your knowledge about language (and common sense) to determine what element the marked number refers to. The numbers are marked with two underlines around them, like: _ number _. Your answer should be chosen from the given text, and should not contain other words.
Q: Col. John Marlowe: The Major seems to be out of uniform . Where are your sidearms , Kendall ?
Major Kendall: If you check the book , Colonel , you 'll see that a Regimental Surgeon does n't wear _ one _ .
Col. John Marlowe: First you cut out our artillery , then the wagons , and now you want to saddle us with a medical unit !
A:
sidearms