John took a carboard box and emptied his closet racks into it. He was using the box to do what?\nOptions:\n- hold secret\n- store food\n- store clothes\n- store data\n- hold things
Let's think step by step below.
store clothes
Clothes are stored in a cardboard box.

Clothes can be moved from closet racks into boxes.

Boxes are used to store things.

Clothes are things.

.

So, the answer is store clothes