Distractors
Stand close enough to the table that most of your joints are flexed rather than extended
To properly use your weight, have the table height even with your wrist when standing erect
Perform exercises to strengthen your grip and shoulder girdle so the work can be performed with a lower percent of your maximum effort
Key
Balance your power between sinking vertically with body weight and then exerting oblique pressure with your legs
Question
Which choice was listed as the most efficient way to use "core power" rather than muscular efforting and strain?