Read the sentences in the box. Would you accept a challenge to pit your brain against a computer? If you are
cowed by the idea, you are not alone.
What does the phrase pit your brain mean?
O A. To look for answers to questions in different places.
O
B. To find a solution to a problem.
O
C. To test oneself in opposition to something else.
D. To work with someone else to achieve a goal.