It gave empires new technologies and attracted more people
Answer:
It means a period of time, less than the full term of the loan, that the promotional rate or promotional payment may be applicable.
Explanation:
I cannot do this entire thing for you, but I can help.
A cause is the thing that forces something else to happen. So, that could be anything. The effect is what comes after the event.
For example, the driver was texting while driving. That is the cause. He hit a girl. That is the event. He girl was injured. That is the effect.
Hope that helps!