Which TWO statements best describe the central ideas of the argument?

A People are always searching for ways to improve their technology.
B It is easier to imagine the technology of the future than the
technology of the past.
C People in the past were no less sophisticated than people today.
D It is important to recognize our inability to fully imagine the past.
E No matter how quickly technology advances, it doesn't really
change anything.
F. As technology advances, it will be easier to imagine the past.