What Is An Appropriate Way To Differentiate Alphabet Knowledge Instruction

For example, generally Tier 1 adventures will see uncommon magical items. What are the general guidelines or precedent for how many magical items are appropriate for the length of an adventure and what commonality (i.e. common, uncommon, rare, very rare, legendary) is appropriate for potentially AL “legal” adventures?

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dnd 5e 2014 - What is Tier appropriate treasure for Adventurers League ...

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