Break the shoes in thoroughly on short walks before going on an extended walk.

which of the following is the best way to write the sentence?
a)walks before
b)walks,before
c)walks.before
d)walks.Before

To borrow another tutor's wording, you will find here at Jiskha that long series of questions posted, with no evidence of effort or thought by the person posting, will not be answered. We will gladly respond to your future questions in which you have indicated what YOU think the answer is.

is the answeer a?

Right -- "a" it is.

=)

The best way to write the sentence is option a) "walks before".