In the following sentences, circle the correct term in boldface. If the SRT is low (for example, 4 days), which conditions exist? (a) The F/M ratio is [Select ] (b) The power requirements for aeration will be [Select] (c) The microorganisms will be [ Select] with food. (d) The mean cell retention time is [Select ] (e) The sludge age is [Select] (f) The sludge wastage rate may have been recently [Select] (g) The MLSS may have been [ Select ]