Of the following, which term best describes making changes to an existing document to improve its readability and/or accuracy a. editing
B. proofreading
c. formatting
d. entering

a. editing

Explanation:

to alter, adapt, or refine.

If you are improving something you are refining it.

the economic difference between the three colonial regions. shipbuilding, whaling, fishing, and trapping where also main factors to the economy. the southern regional colonies economy was based on sugarcane, rice, cotton, tobacco, and indigo.

d.) continue to rise rapidly