When people exchange money for financial assets, the _____ rises

For a hotdog vendor, the hotdog buns represents his

A) fixed input. B) variable input. C) sunk cost. D) none of the above.

Refer to the data provided in Table 9.3 below to answer the following question(s).  Table 9.3qTFCTVCTCMCAVCATC0$100  $0$100  ----  --  1100401404040  140  21006016020  30  80  31009019030  30    63.334100124  224  343156  5100180  280 56  36  56  6100 264   364  84  44    60.677100  372    472  108  53.14  67.43Refer to Table 9.3. If the market price is $30, then this firm will maximize profits by producing ________ units of output.

A. three B. four C. five D. six