Please review the following situations and specify whether each purchase should be (a) capitalized or expensed immediately and (b) depreciated or not depreciated. Please number your responses in the same order as the question is presented like this: "1. A. Expensed. B. Not depreciated." 1. A company purchased land where it will build its new corporate headquarters 2. The company needed to pay to have large rocks removed on the land before construction of the building began. 3. The company paid a contractor to pave a road that went from the public road to the headquarters' parking lot 4. A few years after construction, the company added two additional stories to the bullding