When Mathilda first walked into the glass-enclosed lobby of Data Mining Solutions’ headquarters, she observed an enormous three-dimensional recreation of the company’s logo—a bright red question mark—hanging from the ceiling. As she was taken on a tour of the building, the same red question mark appeared painted along the hallways, in decals placed on all street-facing windows, and as a screen saver on the company computers. Such corporate branding is an example of which type of observable artifact?

"jake’s roof repair has provided the following data concerning its costs: fixed cost per month cost per repair-hour wages and salaries $ 20,900 $ 15.00 parts and supplies $ 7.70 equipment depreciation $ 2,800 $ 0.35 truck operating expenses $ 5,720 $ 1.60 rent $ 4,690 administrative expenses $ 3,850 $ 0.50 for example, wages and salaries should be $20,900 plus $15.00 per repair-hour. the company expected to work 2,600 repair-hours in may, but actually worked 2,500 repair-hours. the company expects its sales to be $47.00 per repair-hour. required: compute the company’s activity variances for may."