Which parameter differentiates the following pair of signs DIFFICULT and PROBLEM?    

Meaning of an idea, thing, or state of affairs described by the sign or the sentence.

Match the correct sentence type the following sentence expresses: What’s the matter with you today?

Match the correct sentence type the following sentence expresses: Before you sit down, be sure to take the books off the chair.

Name the handshape that could be used to express the following sentence: The water flooded through the doors.  

Which type of number is being produced when a number from 1-9 is produced by sharply twisting the number palm in?

Which type of number is being produced when a number from 1-9 is produced palms in and shaken?

A lexical item that describes a person or object by referring to something that is considered to possess similar characteristics.

Name the handshape that could be used to express the following sentence: Spread the frosting on the cake evenly.  

Match the correct sentence type the following sentence expresses: So, Gabby is your favorite student?