Which of the following are valid upsell options for a grande orange freeze?

The selection indicating that adding strawberries and adding zip are valid upsell options for a grande orange freeze is correct because the toppings and enhancements align with both the flavor profile and customer preferences typically associated with such a drink.

Adding strawberries can enhance the fruitiness of the orange freeze, providing a complementary taste that many customers find appealing. The "zip" refers to a flavor booster that adds additional zest or brightness to the drink, enhancing the refreshing experience. These modifications cater to those looking for a more adventurous or fruity version of their beverage, making them suitable upsells.

In contrast, other options may introduce flavors or combinations that do not align well with the primary orange flavor or the overall aesthetic of the orange freeze.