Bock Construction Company Is Considering Four Proposals for the Construction

Bock Construction Company is considering four proposals for the construction of new loading facilities that will include the latest in ship loading/unloading equipment.After careful analysis,the company's accountant has developed the following information about the four proposals:
$$\begin{array} { | l | c | c | c | c | } \hline & \text { Proposal 1 } & \text { Proposal 2 } & \text { Proposal 3 } & \text { Proposal 4 } \\\hline \text { Payback period } & 4 \text { years } & 4.5 \text { years } & 6 \text { years } & 7 \text { years } \\\hline \text { Net present value } & \$ 80,000 & \$ 178,000 & \$ 166,000 & \$ 308,000 \\\hline \text { Internal rate of return } & 12 \% & 14 \% & 11 \% & 13 \% \\\hline \begin{array} { l } \text { Accrual accounting rate of } \\\text { return }\end{array} & 8 \% & 6 \% & 4 \% & 7 \% \\\hline\end{array}$$ Required:
How can this information be used in the decision-making process for the new loading facilities? Does it cause any confusion?