Acanyon would be considered a of the earth.
physical process
physical characteristic

A canyon would be considered a physical characteristic of the earth because its not man made

The answer would be B Physicla Characteristic

Dosvedanya :)

Wow thats alot but it would be the 3 one

It can the reader to have a broader understanding of the point or main idea of a passage/essay. if you use words with similar meanings throughout a written work, it can show the reader that the words reflect the key idea of a passage. this can really you to understand what is going on, and reflect on some key ideas and phrases that were mentioned in said written work.i hope this !