单选题 The environment affects the way people interact. To examine this conclusion, two researchers "decorated" three rooms. One room was refurnished to look ugly. The second room was intended to look average. The third room was designed to be beautiful. Individuals were then asked to sit in one of the three rooms and rate several pictures of people's faces. The results indicated that the environment has a significant effect on the way people rated the faces. Subjects in the beautiful room gave the pictures higher rates than did subjects in the ugly room. In addition, subjects in the ugly room found the task more unpleasant and boring than did subjects in the beautiful room. Subjects assigned to the ugly room attempted to leave sooner than did subjects assigned to the beautiful room. 

Color is one environmental factor that can affect your mood and even your ability to concentrate. One researcher concluded that the most pleasant colors, listed in order of preference, were blue, green, purple, red and yellow. The colors listed from most to least arousing were red, orange, yellow, violet, blue and green. 

Lighting also affects behavior. Elegant restaurants with dim lighting create a mood of intimacy （亲密） that encourages conversation. The bright lights of an office or a classroom, on the other hand, arouse and stimulate thinking. 

Room decoration, color, lighting, and even music and temperature all influence communication with others; but there is no all-purpose environment. The ideal environment depends on the task that will be performed as well as on the needs and expectations of those present. The same environmental factors that encourage lively conversation and dancing at a New Year's Eve party cannot be expected to create a serene climate in which to study for final exams. 

Paragraph 1 shows that subjects in the ugly room tend to be __.