Kraft produces Lunchables, a prepackaged meal usually consisting of several crackers, small slices of meat, and small slices of cheese. Other items in the product line contain small bottles of Chiquita Strawberry Banana Fruit smoothie, Capri-Sun juice, or Kool-Aid. The box is bright yellow and the quantity of food contained within it is small. The target market for Kraft Lunchables is most likely .

As mothers with a school going children, they are packing a meal which is healthy as well as simple.

Explanation:

As the box color is bright yellow and the food which is inside the box is in a less quantity. The target market for Kraft Lunchables is been considered very very likely as mothers with a school going children, they are packing a meal which is healthy as well as simple.  

Because, as we can see in the question, the foods which are mentioned  there are very simple, hygienic and healthy, like a mom is packing a lunch-box for her school going child.

And we can also see the color of that box, the color also indicate the lunch-box that moms give to their child while the child is going to a school.