Agency X wanted to determine whether employees were more collaborative working in cubicles or in an open floor plan with no walls between workers. Researchers studied two divisions at the agency; one division had cubicles and the other division had an open floor plan. The researchers concluded that employees in the open floor plan communicated more and showed higher levels of teamwork than the employees in the cubicles. Which of the following statements, if true, would most seriously WEAKEN the above argument? radio_button_unchecked Employees in the cubicles were less satisfied than employees in the open floor plan. radio_button_unchecked Cubicles were used at Agency X for many years, whereas open floor plans are new. radio_button_unchecked Employees in the open floor plan enjoyed being able to talk to one another. radio_button_unchecked The cubicle employees were a new division and had just started working together. radio_button_unchecked The open floor plan lacked the comfortable chairs present in the cubicle space