下列物质中，不属于电解质的是（　　）

A．Cu

B．NaCl

C．NaOH

D．H₂SO₄

Acarbose (Precose), an alpha-glucosidase inhibitor, is prescribed for a client with type 2 diabetes mellitus. During discharge planning, the nurse would be aware that the client has understood teaching when the client states,

A．"If I have hypoglycemia, I should eat some sugar, not dextrose. "

B．"The drug makes my pancreas release more insulin. "

C．"I should never take insulin while I'm taking this drug. "

D．"It's best if I take the drug with the first bite of a meal. "