Post-UTME English Language 2007 Objective — Question 5

[Passage: on 'hot spots' - isolated regions of volcanic activity not at tectonic plate boundaries, used by geologists to track the slow movement of Earth's plates, e.g. showing the African plate has been stationary for about 30 million years.] According to the passage, the hot spot theory eventually may prove useful in interpreting

• A. major changes in continental shape
• B. the depth of the ocean floor
• C. the boundaries of the plate
• D. the relative motion of the plates' measurementCorrect