Which of the following statements is correct?

$-$ Having the option to abandon a project could decrease a project$$s risk but not increase the expected NPV of a project.

$-$ Having the option to abandon a project could increase the expected NPV of a project but could not decrease a project$$s risk.

$-$Having the option to abandon a project could both increase the expected NPV of a project and decrease a project$$s risk by limiting downside losses.

$-$None of the statements above is correct.