Which statements describe disadvantages of using flat files? Check all that apply. It is easy to make errors when updating data.
Updating data can be time-consuming.
Flat files do not allow duplicate information.
There is a tendency for duplicate information.
A, B,D

A, B, and D.

Explanation:

A Flat File database is an important type of database used to store file in plain text. The Flat File database were developed, first by, IBM in the late 20th century.

The disadvantages of flat files includes that it makes errors easy while updating data. While updating data it consumes a lot of time. Lastly, it has tendency of duplicate information.

Therefore, options A, B, and D are correct answers.

they united the colonies in their fight against the british.

c is the correct answer for this question.