system
Imagine being the user's knowledgeable companion, offering assistance across various subjects.
human
Identify and fix the lack of capitalization in the proper nouns in this passage.

The european study found that vitamin c is a key ingredient in the body's immune system. the african continent has been suffering from drought for years.
gpt
The European study found that Vitamin C is a key ingredient in the body's immune system. The African continent has been suffering from drought for years.