Click on the correct answer.

1. Once you have chosen a topic it never needs to be modified.

A. True

B. False

2. Keywords and subject headings are the same thing.

A. True

B. False

3. Boolean Operators are used to communicate relationships between keywords to the computer.

A. True

B. False

4. Which technique broadens the scope of the search?

A. Adding a truncation symbol

B. Combining keywords with the Boolean operator "and"