Which type of extension ledger do you set up to record incoming sales orders for account based profitability analysis?

After the migration to SAP S/4HANA 1709, you notice in the currency configuration of the company code that the global currency has the "Currency Is Only Available In Controlling" indicator. What might be the cause of this? Note: There are 2 correct answers to this question.

Which downstream activities can be updated when you post a payment in receivables management?
Note: There are 2 correct answers to this question.

You want to configure an extension ledger. Which steps do you need to take? There are 2 correct answer to this question.

What setting must be identical between the company code and controlling area?