To provide your class with a graphical user interface, you can declare it as a subclass of JFrame.

Match the following terms to their meanings:

I. Spreadsheet A. An electronic file that contains a grid of columns and rows II. Spreadsheet Program B. A computer application used to create and modify spreadsheets III. Worksheet C. A handwritten, paper way to store and calculate data IV. Workbook D. A file containing related worksheets V. Ledger E. A spreadsheet that contains formulas, functions, values, etc

__________ forces you to declare all variables before they’re used in a program.

a) Option Explicit b) Option Strict c) Option Convert d) None of the above.