a phone book has peoples numbers, so that's not it.
a newspaper is a bunch of news, so no.
I don't actually fully understand thesauruses, so idk.
its a dictionary. hope I helped!
Answer:Human resources development is important because it is an investment in one's employees that will ultimately result in a stronger and more effective workforce.
Explanation: When an organization develops their employees, they are strengthening their assets and making these employees even more valuable.