Mauritius, an Island Off the Coast of Africa, Competes with Other

Mauritius, an island off the coast of Africa, competes with other countries producing goods with low- skilled labor. In 2006, it was reported that its "... factories have been exposed to ... competition China, India and other Asian mass producers." As a result, "the main export industry has seen a 30 cent reduction in volume ..."
w.ft.com, 3/13/200
The decrease in exports will cause and the price level will _ .

A) a leftward shift in the AD curve; fall in the short run and rise in the long run
B) an upward shift in the AE curve; increase as the AD curve shifts rightward in the long run
C) a leftward shift in the AD curve; rise in the long run as goods become more scarce
D) a downward shift in the AE curve; decrease as the AD curve shifts leftward in the short run