Here is a goal: How to cut wooden planks.

How would you accomplish this goal?

Pick your answer from:
(a). First, use a ruler and a pencil to mark off where you would like to make the cuts on the wood. Then, using a mitre saw, cut off the wood where the pencil marks are located..
(b). First, use a string and a pencil to mark off where you would like to make the cuts on the wood. Then, using a mitre saw, cut off the wood where the pencil marks are located..
(a).