Final answer:
Web-based distance learning has experienced phenomenal growth in K-12 schools.
Step-by-step explanation:
The statement that web-based distance learning has experienced phenomenal growth in K-12 schools is True. With the advancement of technology and the availability of internet access, many K-12 schools have integrated web-based distance learning into their educational programs. This has allowed students to learn remotely, have access to a wider range of educational resources, and collaborate with teachers and students from around the world.