Which currency reference can be assigned to the measure?

You want to use the SAP HANA concept of semantic types as part of the currency conversion mechanism. You decide to use semantic type Amount with Currency Code within your SAP HANA calculation view .

Which currency reference can be assigned to the measure? Note: There are 3 correct answers to this question.
A . A fixed currency
B . A currency from a currency conversion
C . A currency from another column
D . A currency from an SAP HANA content calculation view
E . A currency from SAP BW customizing

Answer: A,C,E