1. Born in Taiwan to parents who ran a grocery store, Henry attended college and received a degree in chemistry. He began working in a factory after serving in the Taiwanese army for two years. His sister moved to the United States with her husband, who pursued a Ph.D. in Computer Science while she worked as a university librarian. Henry decided to follow her at the age of twenty-six. He wasn't sure what to do with his life and wanted to move to a place with more opportunity and less of the Communist threat4.

What does the small raised number 4 at the end of this passage mean?

Question

1.      Born in Taiwan to parents who ran a grocery store, Henry attended college and received a degree in chemistry. He began working in a factory after serving in the Taiwanese army for two years. His sister moved to the United States with her husband, who pursued a Ph.D. in Computer Science while she worked as a university librarian. Henry decided to follow her at the age of twenty-six. He wasn't sure what to do with his life and wanted to move to a place with more opportunity and less of the Communist threat4. 

What does the small raised number 4 at the end of this passage mean?

dean.shyy · Answer

A raised number next to a word is usually known as a superscript. Superscripts are letters, figures, or symbols that appears smaller than the normal font and are printed above the base line. If a superscript is present, it usually means it has reference to the or a footer of some sort in the document.