Question 12 (1 point) 12. When approaching the lock walt at least __ feet away from the lock for the signal to enter the lock. a 200 b b 300 C 400

## Step 1<br />This problem is related to the rules and regulations of operating a lock, which is a type of maritime navigation equipment. The question is asking for the minimum distance one should maintain from the lock when approaching it for the signal to enter the lock.<br />## Step 2<br />The options provided are 200 feet, 300 feet, and 400 feet. The correct answer is 300 feet, which is option B.