Please write out the answer instead of using the letter
 Which diagram shows an effect of Henry Clay's American System?
 Cause
 Effect
 led to
 O A.
 Canal building
 Decline of U.S.
 manufacturing industries
 Cause
 Effect
 B.
 led to
 Road building
 Rising costs for farm
 goods in the United States
 Cause
 Effect
 c.
 led to
 High tarift
 Increased demand for
 American farm goods in
 Europ
 Cause
 Effect
 D.
 led to
 National bank
 More power for the
 federal government