Which field, when used as the partition key, would result in the MOST consistent performance using DynamoDB?

exams DVA-C01 DVA-C01 exam 0 Comments

A Developer is working on an application that tracks hundreds of millions of product reviews in an Amazon DynamoDB table.

The records include the data elements shown in the table:

Which field, when used as the partition key, would result in the MOST consistent performance using DynamoDB?
A . starRating
B . reviewID
C . comment
D . productID

Answer: B