Addy is a nursing assistant in a long-term care facility. She assists Calvin, a resident with ADLs in the morning and helps him settle into a chair to read the daily newspaper, as he prefers to do each morning. Before leaving his room, she pulls the door closed to keep the bustle of the hallway from disturbing him. Which factor in the extended resident environment does Addy adjust for Calvin?
a. Cleanliness and order
b. Temperature control
c. Odor control
d. Noise control