I will look forward to hearing from you.
The answer is c. I am sure
The correct answer is a.Holding her note cards, the woman stepped up to the microphone ready to give her speech..
That is because it is the most grammatically acceptable sentence of all the ones mentioned here as it has both the proper syntax and proper punctuation.
The answer is "stacks." That is the object of the phrase, and since a person is searching for something ON the shelf, they aren't searching for the shelf itself.
What are the answer choices