Two of the following statements are true, and one is false. identify the false statement and explain why it is false. a. a variable is a named memory location that you can use to store a value; it can hold only one value at a time, but the value it holds can change. b. an item's data type determines what legal identifiers can be used to describe variables and whether the variables can occupy memory. c. a variable declaration is a statement that reserves a named memory location and includes a data type, an identifier, an optional assignment operator and assigned value, and an ending semicolon.