They could have used things like trees, people, animals, mountains, etc as a reference/starting point for their work.
Answer: this was from a website
Explanation: The only challenges i faced in the circuit training program was the fact that i al - most fell during the kickboxing, all because i wasnt dressed properly. I was wearing socks and almost slipped. I also didnt know how to complete the leap frogging exercise until i found a little puff to use for this exercise.
They are exactly 3/4th of an inch apart
