Reading Comprehension What can you infer about the fact that the drill bits for oil rigs are often made of diamond?
a. Because diamonds are so strong, I can infer that the places where the drilling happens are
very hard and stony
b. Because diamonds do not rust, I can infer that using a diamond drill bit would be better in the
ocean water
c. Because diamonds are so expensive, I can inter that they must be the best material for a drill
bit
d all of the above.
Please select the best answer from the choices provided
А