After a moment 's pause - a moment that stretched for an eternity - I 'd approach the bar and throw myself under it , supporting my bodyweight 's worth of iron and steel on my powerful shoulders . Squat downward , blast upward . Repeat .
According to the above context, choose the best option to answer the following question.
Question: What is the writer doing ?
Options:
- Barbell squats .
 - Stretching moments for eternity .
 - Supporting bodyweight .
 - Ironing their shoulders .


Barbell squats .