How can the architect grant the sales managers access to the customer invoices data?

Sales manager at universal containers (UC) have requested viewing customer invoices in Salesforce. Invoice data is mastered in the ERP system.

The architect at UC decided to surface the customer invoices in salesforce using external objects and did the following:

– Configured an external object called Invoice.

– Created a lookup relationship between account and the invoice.

How can the architect grant the sales managers access to the customer invoices data?
A . By creating sharing rules to share the invoices records with users in sales mangers roles.
B. By creating manual sharing to share invoices with relevant sales managers.
C. By creating controlling the invoices object permission on the sales manager’s profile.
D. By creating a sharing set to share invoices with users in sales manager role.

Answer: C