Your friend is new to the task and is asking you to advise which Azure product is the best choice for an ingestion point for data streaming in an event processing solution that utilizes static data as a source. 
Which of the following would you advise to your friend?

Answer options:

A.Azure Event Hub
B.Azure Blob Storage
C.Azure Cosmos DB
D.Power BI
E.Azure IoT Hub

Correct Answer: B 
Azure Blob storage offers an ingestion point for data streaming in an event processing solution that utilizes static data as a source.
Option A is incorrect. Azure Event Hub is a large data streaming platform and event ingestion service, that can be used to feed events from event producers into Azure Stream Analytics.
Option B is correct. Azure Blob storage offers an ingestion point for data streaming in an event processing solution that utilizes static data as a source.
Option C is incorrect. Azure Cosmos Database is a fully managed NoSQL database for the development of modern applications. It can be utilized for storing the output of data stream processing in Azure Stream Analytics.
Option D is incorrect. Power BI provides a platform to visualize and analyze the aggregated data in near-real-time. Azure Stream Analytics can target Power BI as an output destination.
Option E is incorrect. Azure IoT Hub is not the right choice.
Reference: 
To know more about event processing, please visit the below-given link: 

https://docs.microsoft.com/en-us/learn/modules/introduction-to-data-streaming/3-understand-event-processing