Which of the following describes the difference between Detention and retention? Choose 2.
a. Detention is the process of managing stormwater runoff or sewer flows through a temporary holding and controlled release.
b. Retention is the process of continuously holding, storying stormwater until it evaporates, infiltrates or is used by vegetation.
c. Retention is the process of managing stormwater runoff or sewer flows through a temporary holding and controlled release
d. Detention is the process of continuously holding or storing stormwater until it evaporates infiltrates or is used by vegetation.