听力原文： Ladies and gents at Giant Systems, I'd like to thank you for inviting me and my colleagues from Final Data Co. to discuss some innovative methods for dealing with storing, retrieving, and transmitting data through satellites. Let me demonstrate to you some of our products and explain how those new machines work with the new satellite system. We have some visual aids prepared before starting the main presentation. But first, I am sure you might want some things clarified. Are there any questions？
What is the speaker's purpose in giving the talk？

A. To inquire about some information concerning the program.
B. To explain how the new satellite works.
C. To compliment colleagues for their performance.
D. To showcase new products.