Which of the Following Falls Under the Activity-Based Management Umbrella $\text {\underline{improvement} }$

Multiple Choice

Which of the following falls under the Activity-Based Management umbrella?
Continuous              Businessprocess                 Activity-base
$\text {\underline{improvement} }$    $\text {\underline{ reengine ering} }$              $\text {\underline{ costing} }$

A) no no yes
B) yes no no
C) yes yes yes
D) no yes no