In which three instances should an Administrator perform a search index?

An Administrator should perform a search index in instances such asB. After updating the description of 10 products, to ensure the updated content is searchable,C. After adding a new category with a product under it which is ready to be sold, to make the new category and its products discoverable, andD. After making a delta load for the Product Catalog, to index the newly added or updated product information.