Which of the following query will remove a column from a table? A). `DELETE COLUMN column_name;` B). `DROP COLUMN column_name;` C). `ALTER TABLE table_name DROP COLUMN column_name;` D). `ALTER TABLE table_name DELETE COLUMN column_name;`

The correct answer is `ALTER TABLE table_name DROP COLUMN column_name;`. To remove an existing column from a table in SQL, we must modify the table's structure using the DDL command `ALTER TABLE`, followed by the `DROP COLUMN` clause.

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Which of the following query will remove a column from a table?

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