Answer:
<h2>Particular achievements.</h2>
Explanation:
Classical or classic in those context refers to brilliant and unique eras, like top quality. So, basically, you can define classical as something special, or in this case special historic eras, because during those periods something was outstanding.
D.) cost-benefit analysis, as they fail to see the potential in the new program
A bond is someone lending money to someone else for a short period of time.
