Which of the following statements is incorrect? the security market line shows the relationship between return and risk as measured by beta. the efficient market hypothesis states that security prices fully reflect all available information. the capital market line shows the relationship between return and risk as measured by the standard deviation. none of these choices are complete.

Juanita and sam attend a beach party and notice that the local beach appears to have a great deal more trash washed up on shore than it did when they were young. the water doesn't appear nearly as clear, and there seems to be less evidence of small water creatures living in the shallows. an afternoon at the local library convinces them that one major cause is the new factory nearby. after some discussion, they decide their next step should be identifying the cause of the changes identifying the problem picketing the guilty factory lobbying their elected representatives to complain about the problem talking to a local environmental group about solutions