The workers at Thom Trucking went on strike over wages. Thom Trucking may hire permanent replacement workers

Although e-commerce can lower many costs of doing business, it still requires ________

A) a professional Web designer's input B) a basic infrastructure in the distribution channel to process orders, maintain inventory, fill orders, and handle customer service C) a brick-and-mortar store presence D) None of the above

________ tests a numerical amount to ensure that it does not exceed a predetermined value nor fall below another predetermined value

A) Completeness check B) Field check C) Limit check D) Range check