QUES: Continue writing.

The condition of Maria was a lot worse than Jessica because
+++++++++
ANS: Maria had an incurable disease.

QUES: Continue writing.

Kevin had forgotten about Logan's food allergies so
+++++++++
ANS: Kevin accidentally put peanuts in the dessert.

QUES: Continue writing.

Michael had done more travelling and sightseeing than Samuel.
+++++++++
ANS: Michael thought a long international flight was worth it for the experience.

QUES: Continue writing.

Steven was prescribed medicine to take daily by Derrick after an examination.
+++++++++
ANS:
Derrick was the physician.