Which of the following statements is true about changing variables? a. you can change the variable's value to any other value b. you can' change a variable's value. you will have to create a new variable for the new value. c. you can only change a variable's value to another value of the same data type d. you have to delete a variable from the program before you can assign it a new value

Jason is working on a microsoft excel worksheet and he wants to create a print preview shortcut. his teacher asks him to access the customization option to create the new shortcut. which two tabs should jason select to place the print preview shortcut on the worksheet toolbar? a. new tab (custom) and new group (custom) b. new file tab (custom) and new tab (custom) c. new custom group and new command d. new custom tab and new command