At Which Step of the ETL Process Should You Try

Multiple Choice

At which step of the ETL process should you try to answer the question "What other information will impact the nature,timing and extent of the data analysis?"

A) Step 1: Determine the purpose and scope of the data request.
B) Step 2: Obtain the data.
C) Step 3 or 4: Transformation.
D) Step 5: Loading the data for data analysis.