Final answer:
The student's question appears to be about listing item IDs, descriptions, and prices, which is typically associated with business inventory or accounting. The information provided suggests an examination of price changes over periods, which is useful for pricing strategies or understanding spending patterns.
Step-by-step explanation:
To list the item id, description, and price for all items from the data provided, we must assume that each period (Pd) represents a different item or a price change for the same item. Assuming different items, we would identify these by 'Item 1', 'Item 2', etc., followed by their corresponding description, and price.
The description details are missing from the given data, so we'll focus on the price and the amount spent. For example, Item 1 purchased at a price of $3.00 for which the amount spent is $60.00 suggests that there were 20 items purchased (since $60.00 divided by $3.00 per item equals 20 items).
Calculations based on index numbers and a basket of goods could involve more complex scenarios than our provided data. For a longer list of products and where prices might not be in even dollar amounts, the calculation of the total quantity spent over a year would be more comprehensive.