Let's look at the meanings of each word to find the best answer:
Qué - What
Por qué - Why (directly translates to "for what")
Cuál - Which
Dónde - Where
Now, let's look at the meaning of the sentence.
... haces en el centro comercial? = ...are you doing at the mall?
Which answer fits best in english?
<em>Where</em> are you doing at the mall?
<em>Which</em> are you doing at the mall?
<em>Why</em> are you doing at the mall?
**<em>What</em> are you doing at the mall?**
It means " Do you like it"?
The tacos are Mexican food. One taco consists of a folded/rolled tortilla. You fill the tortilla with ingredients: meat, cheese or sour cream, vegetables etc. You serve tacos with red or green salsa. There are endless variations of ingredient combinations. When eating a taco, no utensils are used ... tacos are eaten with your hands!
Good or bueno
its very hot and sunny or es muy caluroso y soleado
summer clothes or ropa de verano
bueno or good
esta helando aqui or its freezing
winter clothes or ropa de invierno