create field country in opportunity link to billingAddressCountry in account

[Brian]

Dear Tanya,
Now I want to create one field name "country" in entity opportunity,it will be link to billingAddressCountry in account.Please help how to create it.
Please support to make it details as possible.
Thanks

[tanya]

Hello,
Administration > Entity Manager > Opportunity > Fields > Add Field > Foreign > Link - Account > Field - Country

[Brian]

thanks Tanya for your quick advise