Suppose Proton Lighting needs to raise money to finance its new manufacturing facility, but their CFO does not want to part with any of the firm's equity. In this case, Proton Lighting would likely issue securities to obtain the funding. Which of the following are ways that Proton Lighting could obtain funds to finance the expansion of its operations, given its stated preference in the previous question? Check all that apply. Issue common stocks Issue corporate bonds Issue preferred stocks Issue commercial paper 4