There Is Evidence for a Stock Market That Rates of Return

Multiple Choice

There is evidence for a stock market that rates of return on shares tend to be lower Monday compared with other days of the week. Which of the following is true?

A) If conventional wisdom is that rates of return should be approximately the same each day, this is evidence of an anomaly.
B) If conventional wisdom is that rates of return should be affected by events on Saturdays and Sundays, this is evidence that the market is weak-form inefficient.
C) The evidence shows that asset markets are semi-strong-form inefficient but may be weak-form efficient.
D) The evidence shows that noise-traders dominate the market.