When current growth builds on past growth, growth is: A) ...

[karen]

When current growth builds on past growth, growth is:
 
  A) logarithmic. B) exponential. C) linear. D) negative.

Question 2

Without an accepted medium of exchange
 
  A) people would have to rely on gold or silver in order to exchange goods and services.
  B) goods and services would be exchanged by barter.
  C) prices are very difficult to determine.
  D) there would be no trade.

[maaaaaaaaaa]

Answer to Question 1

B

Answer to Question 2

B

[karen]

Thanks for the timely response, appreciate it

[bassamabas]

YES! Correct, THANKS for helping me on my review