For a source to be considered current, it should be no more old a. 10 c. 1-2 b. 5 d. 3-4

The correct answer is: d.  3-4  For a source to be considered current, it should be no more than 3-4 years old.  The validity in the space-time dimension refers to whether the information is updated or outdated. A source must always be cited. Credible sources always identify the author.  

Hi!

The answer to your question is letter D.

For a source to be considered current, it should be no more than 3-4 years old.

Explanation:

In most research settings, a source that is 3 to 4 years old is considered current as they reflect the newest discoveries, theories, processes, or best practices.

i cannot see any of the options

its d because i know