Mark Scored Very Well on One Portion of the IQ

Mark scored very well on one portion of the IQ test.Evidence suggests that

A) he will likely do less well on other portions of the test.
B) he is likely to do well on the entire test.
C) we can make no predictions about whether he'll do well on other portions of the test.
D) he will score similarly if he takes other portions of the test today,but his score will likely be very different if he takes the test in a few months.