WDX Inc. wants to estimate its costs based on past information. The total costs incurred by the company at different levels of output were as follows: Output (units) Total cost incurred (R) 240 000 7 260 000 277 500 7 822 500 285 000 7 935 000 WDX Inc. uses the high-low method to separate total costs into their fixed and variable elements. Required: Ignoring inflation, compute the estimated total costs for an output of 305 000 units. A. R8 660 000 O B. R8 025 000 O C. R8 235 000 O D. R8 175 000