To save time, it's wise to quickly go through a long report such as a government document and look at the which will orient you to the information it contains

What makes the following sentence unclear? i had hoped to finish the race and win a medal, but i didn’t. a) nothing. the sentence contains no errors. b) there is no independent clause so the sentence is incomplete. c) it’s a simple sentence and doesn’t need a comma. d) there are two possible meanings to the sentence.