Here are the responses to your statements regarding LibreOffice Calc:
1. **False** - A sheet can be added at any position, including after the current sheet.
2. **True** - If the 'sales' sheet has a reference to the 'cost' sheet, any changes made to the 'cost' sheet will be reflected in the 'sales' sheet as well.
3. **False** - It is possible to link a sheet as a reference in another sheet.
4. **True** - We can insert data from a table created