Answer:
it should be A
Explanation:
I hope this helped
bout, clout, crout, doubt, dought, doutt, drought, flout, fout, gout, grout, hout, knout, kraut, krout, lout, out, pout, prout, rout, routt, rowte, scout, shout, shrout, snout, spout, sprout, strout, trout, troutt
