Shoshanna is an analyst at Trident Communications. Based on her knowledge of a new product under development, she purchased 1,000 shares of Trident stock yesterday. Today, Trident announced the new product to the public. The stock price rose two percent, and Shoshanna sold her shares. Also today, the stock market increased .5 percent. These results would suggest that the stock market is at best

Multiple Choice

• strong.

• weak form efficient.

• semistrong form efficient.

• strong form efficient.

• inefficient.