Answer:
Marchionini and Maurer (1995b) did not see libraries as having three roles in learning
Step-by-step explanation:
To pass this sentence into its negative form, it is necessary that the word "saw" be replaced by the expression "did not see". This is because the word "not" presents the concept of negation that must be added in the sentence. However, to keep the sentence grammatically correct, it is important that the verb "see" is accompanied by the auxiliary verb "do", which will assume the past tense of the word "saw", presenting itself as "did", showing that the phrase is passes in the past.