Other contributors have said "Lawhat is language function to holliday?" is the same question as "What is language function to holliday?" If you believe that these are not asking the same thing and should be answered differently, click here
Reflective as in "myself/himself/herself"? These words are categorized as reflexive pronouns can be either reflexive or intensive. Reflexive is usually "I look at myself in the mirror." Meaning that...
Informative language is language targeted to you. For example; We want you to buy this product, and you will have the time of your life with this product.