IFRS $18$ does not change an entity$$s net profit but promotes a more structured income statement. Classification of income and expenses depends on the main business activities of an entity. If an entity changes its main business activities then it must disclose the following items?$$

Required:

Which one of the following items is correct and needs disclosure?

$1.$

The fact that its assessment has changed and all reconciliations were performed;

$2.$

All changes relating to the changes in classification and changes in the different categories for all relevant periods.

$3.$

The fact that its assessment has changed and the date of that change;

$4.$

For items of income and expenses for which the reconciliations has changed, the amount and categories to which those items belongs to for the specified period;