What are two common issues that prevent successful aggregate table processing?

A.
Aggregation content is not specified correctly.

B.
Aggregate dimension sources are physically joined to aggregate fact table sources at the same level

C.
A dimensional source exists at the same level as a fact table source

D.
Aggregate dimension sources do not contain a column that maps to the primary key of the dimension hierarchy level

E.
The number of elementsare specified for the dimension hierarchy levels