AA $4-1$ Company Analysis LO P$2$

Refer to Apple$$s financial statements in Appendix A to answer the following.

For the fiscal year ended September $28,2019,$ what amount is credited to Income Summary to summarize its revenues earned?

For the fiscal year ended September $28,2019,$ what amount is debited to Income Summary to summarize its expenses incurred?

For the fiscal year ended September $28,2019,$ what is the balance of its Income Summary account before it is closed?