Which is the best combination of these two sentences? An interior decorator company painted the living room and gave us a discount on new window shades if we want them. The paint updated our home.

A: An interior decorator company painted the living room and gave us a discount on new windows if we want them to update our home.

B: The paint updated our home by an interior decorator company in the living room and gave us a discount on new window shades if we wanted them.

C: To update our home, an interior decorator company painted the living room and gave us a discount on new window shades if we wanted them.

D: An interior decorator company painted the living room and gave us a discount on new window shades updating our home if we want them.