Combining Ctrl + Shift + Arrow keys lets you extend your selection in any direction until Excel hits a blank cell. Start from the top-left corner of your data, try Ctrl + Shift + Right Arrow, then ...
The best way to do this is by converting your data to an Excel table. Select your data range (A1:E11), press Ctrl + T, and click OK. Excel names it something like "Table1"; in my case, it's Table3, ...
Unboxing a new iPhone shouldn't make you anxious about whether your information will safely transfer to the new phone. These are the ways to do it easily and safely.