Answer:
There are 22 choices.
Explanation:
A yogurt shop offers 2 different flavors of yogurt and 11 different toppings.
For single serving the choices are for first flavor 11 toppings and for second flavor again 11 toppings. so we have to multiply 11 by 2 to get all the choices.
For a single serving of yogurt with one topping, the choices are = 11 × 2 = 22
There are 22 choices.