Each of the following is a limitation of activity-based costing except that

a.
it can be expensive to use.

b.
it is more complex than traditional costing.

c.
more cost pools are used.

d.
some arbitrary allocations continue.

mali had been a state inside of the ghanaian empire. after ghana fell because of invading forces and internal disputes, mali rose to greatness under the leadership of a legendary king named sundiata, the "lion king." the songhai empire, already weakened by internal political struggles, went into decline.

sumerians were polytheistic, meaning they believed in many different gods. so, the best answer is c.