When deciding among mutually exclusive projects, a public manager should choose:

Question $3$ options:

$1)$

all projects that have benefit$-$cost ratios greater than one.

$2)$

all the projects that have positive net benefits.

$3)$

the project with the greatest benefit$-$cost ratio.

$4)$

the project with the greatest positive net benefit.

$5)$

the project with the lowest total cost.