Based on the context of the sentence, what is the best definition of the word illusion?

The correct answer is:  

Something that appears to be real but is not.  

In this case, the definition of illusion refers to something (Jessica's designer clothes and jewelry) that is deceitful because it produces a false impression of what is real (they make her seem as wealthy when she´s really not).  

the answer is   b suffix addition

when making an inference, the reader should be sure to support the inference with

evidence

a is an educated guess about what will happen.

c. prediction

when new information proves that a reader's prediction is wrong, the reader should

make a new prediction based on the new information.