What are all the states (class) when the successor was Joseph Anderson ( DR )?
CREATE TABLE table_73397 (
    "State (class)" text,
    "Vacator" text,
    "Reason for change" text,
    "Successor" text,
    "Date of successors formal installation" text
)
SELECT "State (class)" FROM table_73397 WHERE "Successor" = 'Joseph Anderson ( DR )'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What are all the states (class) when the successor was Joseph Anderson ( DR )? ### Input: CREATE TABLE table_73397 (
    "State (class)" text,
    "Vacator" text,
    "Reason for change" text,
    "Successor" text,
    "Date of successors formal installation" text
) ### Response: SELECT "State (class)" FROM table_73397 WHERE "Successor" = 'Joseph Anderson ( DR )'