B) haraware as Service C) middleware as a service. 0 D) software as a service. OE) leased computing. save Question 21 (1 point) Which of the following is a disadvantage of Enterprise Resource Planning Systems? O A) The systems are too simple B) Lack of in-house expertise C) Always requires new hardware D) Become outdated quickly E) ERP systems are not secure Save Question 22 (1 point) A system that integrates individual traditional business functions into a series of modi seamlessly within a single information system rather than several separate systems b Pr