Blackberry Inventory CaseRead Blackberry’s notes disclosures related to inventory as reported in the annual report, Q3, Q2,& Q1 of 2014, as well as the income statements for Q3 below. Then answer the followingquestions:1. What expense amount related to inventory decline in value was recorded in each quarter2. What can we say about the inventory write-down in Q3 except for the fact it was verylarge?3. Approximate how much inventory was sold in Q3 and how much was written down.4. In your words, explain what a “supply commitments write-down” means.