Mark the statement which is not true.

a standing army is a group of soldiers ready to do battle.

king john of england ruled england in the 1200's but was a vassal himself.

fiefs are upper-class nobility.

"Fiefs are upper-class nobility" is the statement among the choices given in the question that is not true. The correct option among all the options that are given in the question is the third option or the last option. Fief is actually an estate that is held as a fee. I hope that the answer has come to your help.