Why is it not possible to say exactly how many languages there are?

Why do people ask questions on here that have answer choices but they dont include them? ?

Advantage and disadvantages of internet essays

Identify which stage of the listening process is occurring in the following scenario. on the way home from school, erik enthusiastically began telling his older brother gunter about an upcoming class field trip to the zoo. gunter looked up after a moment and said, "what? " as he pulled his earphones out of his ears. answers choices: