Describe how you should warm up before attempting a maximal test.

First and foremost is safety. Remember, you are talking about a lot of weight that you can only lift for a single rep. Needless to say, this is going to be a challenge. As such, you will need a) proper technique for the given lift, b) a good spotter or at the minimum a reliable safety measure, and c) proper warm up. In this section we will discuss how you can properly warm up towards your one-rep max.

brain development. a child's brain undergoes an amazing period of development from birth to three—producing more than a million neural connections each second. the development of the brain is influenced by many factors, including a child's relationships, experiences and environment.

explanation:

since there are no options posted i'll give you a few examples.

a dolphin's flipper, bird's wing, cat's leg.