CREATE TABLE table_name_89 (userpics_free VARCHAR2, monthly_cost_for_paid_account VARCHAR2, s_registered_user VARCHAR2)

What is Userpics Free, when Monthly Cost For Paid Account is 'unknown', and when S Registered User is 2340?
SELECT userpics_free FROM table_name_89 WHERE monthly_cost_for_paid_account = "unknown" AND s_registered_user = "2340"
SELECT "userpics_free" FROM "table_name_89" WHERE "2340" = "s_registered_user" AND "monthly_cost_for_paid_account" = "unknown"