Response to the following questions:
1. What is the normal balance for each of the following accounts:
(a) Purchases?
(b) Sales Discounts?
(c) Purchases Returns and Allowances?
(d) Sales?
(e) Purchases Discounts?
(f) Sales Returns and Allowances?
2. What does an X under the total of a special journal's Other Accounts column signify?
3. What is the difference between a cash discount and a trade discount?
If possible, please give examples to better understand your response.