Cost/Benefit analysis methods is/are ___________________ .
A. simple payback
B. return on investment (ROI)
C. life cycle cost analysis (LCCA)
D. all of the above
Question 2
Green walls __________________.
A. shade exterior walls
B. mitigate temperature fluctuations on exterior wall surfaces
C. limit exterior wall heat rise through evaportranspiration
D. all of the above