Tesla considers two mutually exclusive projects: code name Heterodon and Nerodia. Which project should be accepted under each

measurement?

Tesla's cost of capital is $8\%.$ Its critical payback period is $2$ years and critical discounted payback period is $3$ years.

NPV

IRR

MIRR

PI

Payback period

Discounted payback period

Please say if Heterodon should accept, Nerodia should accept, or neither should accept.