Delia is asked to give a 5-minute presentation about how technology has affected the way people make music today. She researches her topic and finds a number of articles on how home computers have changed music production.

Which of the following is the best thesis for Delia's presentation?
A.
The Internet allows music fans from all over the globe to connect with each other and share many different kinds of music.
B.
Cheap and readily available music production software has caused traditional music making to become outdated.
C.
Music has changed a lot since people started using electronic keyboards and synthesizers back in the 1960s and 1970s.
D.
Popular musicians have been using synthesizers and other electronic music instruments in their works for over 40 years.