Problem: Select all that apply: Which of the following is a responsibility of a contemporary window? Select one or more: a. Provide a Drainage Plane. b. Provide a Thermal Barrier. c. Provide a Vapor Barrier. d. Provide an Air Barrier. e. Provide a View. f. Optimize or Defend Against Radiative Gain based on Climate. g. Provide an Acoustic Buffer. h. Provide Passive Ventilation, if operable. i. Resist Condensation.