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Q47 Single choice

You are using Cloud Bigtable to persist and serve stock market data for each of the major indices.

To serve the trading application, you need to access only the most recent stock prices that are streaming in How should you design your row key and tables to ensure that you can access the data with the most simple query?

A
Create one unique table for all of the indices, and then use the index and timestamp as the row key design
B
Create one unique table for all of the indices, and then use a reverse timestamp as the row key design.
C
For each index, have a separate table and use a timestamp as the row key design
D
For each index, have a separate table and use a reverse timestamp as the row key design

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