Answer:
D
Explanation:
Boolean Operators are simple words (AND, OR, NOT or AND NOT) used as conjunctions to combine or exclude keywords in a search, resulting in more focused and productive results. ... Proximity Operators (with, near and others) can also help you in searching. See Using Proximity Operators for more details and examples.
Answer:
Is there any options here
The answer you are looking for would be A. Hardware can be an external tool, where as software is an internal tool. Hope this helped!