The following are different corporate finance decisions that a firm's senior management is responsible to make: 1. Issuing new equity or bonds 2. Deciding to begin a new product line 3. Upgrading the manufacturing plant capacity 4. Delaying payment of a major supplier 5. Increasing salaries of all junior management staff Which one of the following includes an investment decision and a financing decision? Select one: a. Decisions 4 and 5 b. Decisions 1 and 2 C. Decisions 1 and 5 d. Decisions 3 and 4 e. Decisions 2 and 3