Why sololearn.com doesn't have a course for learning "C programming language"

Question

Why sololearn.com doesn't have a course for learning "C programming language"

Answer 1

https://www.sololearn.com/discuss/327674/?ref=app

Answer 2

c++ is C refined. If you want to learn C

http://www.cprogramming.com/tutorial.html

Answer 3

i really want a C course here