If the value yes is specified for a frame's scrolling attribute, the frame will automatically display both horizontal and vertical scrollbars

While referencing cells on a worksheet in other workbook, if the worksheet name contains spaces, _____.?

A. ?single quotation mark appears to the right of the first square bracket and after the sheet name B. ?double quotation mark appears to the left of the first square bracket and after the sheet name C. ?single quotation mark appears to the left of the first square bracket and after the sheet name D. ?double quotation mark appears to the right of the first square bracket and after the sheet name

Under which circumstance can an instance variable be moved to an abstract class?

A. when it refers to the same type of data structure B. when it is unique to a particular concrete class C. when different data structure types are referenced by the variable D. when it directly modifies the underlying data structure