Define these terms:

Propositions:  units found within a sentence to give the sentence meaning

Microstructure Textbase:  individual words, their order within a sentence, and the structure of a sentence found within the text.

Macrostructure:  the topic or main idea of a text.

Situation Model:  understanding the sentences that are read and linking them to prior knowledge.

Local Coherence:  understanding propositions in a sentence.

Global Coherence:  the thoughts and ideas that you understand from reading a text and what you link from prior knowledge.

Understanding the context (propositions) of a text is very important. One must understand what they read, link it to prior knowledge, comprehend it, and store it in their memory. The context is the reason we read a text- to gather information and understanding.