installing windows and exterior doors in a house is the final step in which process?\nfinishing\ndrying…

Brief Explanations:

In construction, drying - in is the process of making a building weather - tight. Installing windows and exterior doors is the final step in drying - in to prevent water and air from entering. Finishing involves interior and exterior surface treatments after drying - in. Envelope sealing is part of air - sealing efforts and thermal protection is related to insulation and energy efficiency, both after drying - in.

Answer:

B. drying - in