1. About the space exploration 2.what the world be 3. Would you be able to live on a million Dollars a year
Imply is the best answer I guess
First find out how many things you can buy. $3.69 + $3.69 is $7.38. If you add one more item that is $3.69 that would be over $10, so you can only buy two things. If you take the price of your two items ($7.38) minus $10.00, what is your answer?
Think about, maybe it is (D) They focused only on solving the problems & issues that had troubled their cities in the past. you see they would be focusing their city a lot because they don't what can destroy their and what can't. they have to make sure that their is no bad guys attacking their fort and that there is no problems with the way the cities were built.
hope i helped