Story needs to be completed:
Erin was deathly allergenic to cats but Elena wasn't bothered by them.

My choice:
Elena didn't have to leave the party when they found the host had a cat.

Story needs to be completed:
Logan was so sore after the long hike but Derrick felt just fine,

My choice:
Derrick is active much of the time.

Story needs to be completed:
The weight of the freighter had changed after the metals and the feathers were removed although the

My choice:
feathers accounted for a little of it.

Story needs to be completed:
People consider Patricia to be less intelligent than Laura due to

My choice:
Laura being a professor.