Directions: Read the sentence below. Then choose the option that maintains parallel structure.
You might want to consult the rules before you make your choice!
The hike through the canyon exhausted Kim. The steep incline made her thigh
muscles throb, __________, and the relentless sun burned her skin.
- the heavy pack caused her shoulders to ache
- aching shoulders from the heavy pack
- shoulders that ached from the heavy pack