He is upset that he did something
Answer:The digital voice encoder SIGSALY made today's MP3 players possible owing to the development in the technology of pulse code modulation.
Explanation: The technology of pulse code modulation made it possible to convert and record analog signals in the form of binary numbers
any opposition between characters
What it means to be a "self-confessed tomboy" is a situation where a girl acts like a boy.
Based on the fact that this information was revealed in a biography, we can infer that the writer is a "self-confessed tomboy" and thus behaved in some ways like a boy, although she was a girl.
<h3>What is a Biography?</h3>
This refers to the written literature that contains the details of a person's life, as written by the person.
Hence, we can see that based on the given question, we can note that what it means to be a "self-confessed tomboy" is a situation where a girl acts like a boy.
Read more about biographies here:
brainly.com/question/26447560
#SPJ1
