Given here are four sentences. The first sentence is in the correct order, while the rest of the sentences are jumbled. Pick the option that gives their correct order.

A. Whenever I go to any shop to purchase anything, I always have a specific plan in my mind.

B. That is why I come home with useful things after shopping.

C. Because of my plan, I always focus on buying the necessary material rather than buying useless showpieces.

D. Barring the necessity of materials, I also focus on the utility of the materials.