What does the phrase "struck down with scurvy" tell you about the physical condition of magellan's crew? why is this important to scientists' understanding of the voyage of the ships?

The answer is a terrible disease that ravaged both body and mind because of vitamin C deficiency.

Explanation:

During the trips, the saylors didn't consume fresh vegetables and fruits, whixh leaded to a chronic vitamin C deficiency.

Only after a few centuries doctors and scientists were able to diagnose this awful illness.

The scurvy is called the disease of discovery, around 2 milion seamen died of scurvy.

The symptons were really scary, including body desintagration, seizures, and mind lost. Blcak gums and bone breaking.

The diagnose was a fantastic scientific discovery because it helped to improve the ships conditions, and provided information about feeding aspects that seamen didn't know, such as the importance of ingesting citrus fruits and enriched vitamin C vegetables.

explanation: the line "to save the day, harry must get past a scary three-headed guard dog" from the summary best justifies the conclusion that harry potter and the sorcerer’s stone was influenced by ancient greek mythological literature. the three other choices had nothing to do with ancient greek literature - and the words "three-headed guard dog" are what makes that choice the correct answer.