All languages employ the same obligatory categories, or ...

[yoooooman]

All languages employ the same obligatory categories, or grammatical categories that must be expressed in speaking.
 
  Indicate whether the statement is true or false

Question 2

Knowing something about substitution frames in a language helps you to learn about the kinds of grammatical categories that exist in that language.
 
  Indicate whether the statement is true or false

[janeli1]

Answer to Question 1

False

Answer to Question 2

True

[yoooooman]

Thanks for the timely response, appreciate it

[samiel-sayed]

Gracias!