What is the correct build of a 1/2 lb. combo burrito?

The build of a 1/2 lb. combo burrito is correctly represented by the details in the second option. This choice includes a 10.25" tortilla, which is an appropriate size for wrapping the ingredients adequately while ensuring that it can hold the filling without falling apart. The combination of 1.5 oz of beans and 3 oz of beef provides a balanced and flavorful composition that aligns with Taco Bell's standards for their 1/2 lb. combo burrito. This ensures not only a filling meal but also a satisfying mix of textures and flavors that customers expect from this product.

In contrast, the other options either specify incorrect measurements or use ingredients that do not align with the expected composition of the burrito. For instance, a 12" tortilla with minimal chicken and onions would not suffice for a proper 1/2 lb. serving. Similarly, an 8 oz tortilla with only 1 oz of cheese and 2 oz of beef does not fulfill the necessary weight or balance, and a 6.5" tortilla with 2 oz of chicken and 1 oz of lettuce lacks the heft and flavor variety characteristic of the combo burrito. The correct build is critical in maintaining the quality and customer satisfaction associated with