Which two solution should a data architect recommend to resolve the complaints?

Universal Container has a Sales Cloud implementation for a sales team and an enterprise resource planning (ERP) as a customer master Sales team are complaining about duplicate account and data quality issues with account data.

Which two solution should a data architect recommend to resolve the complaints?
A . Build a nightly batch job to de-dupe data, and merge account records.
B. Integrate Salesforce with ERP, and make ERP as system of truth.
C. Build a nightly sync job fromERP to Salesforce.
D. Implement a de-dupe solution and establish account ownership in Salesforce

Answer: B,D