Write the SQL code to create a table with a primary key

Question

What is the correct syntax to create an SQL table with a primary key?

Accepted Answer

CREATE TABLE table_name (column_name1 type, column_name2 type, PRIMARY KEY (column_name1));

Answer

CREATE TABLE table_name (column_name1 type PRIMARY KEY, column_name2 type);

Answer

CREATE TABLE table_name (column_name1 type, PRIMARY KEY column_name1, column_name2 type);

Answer

CREATE TABLE table_name (column_name1 type, column_name2 type, PRIMARY KEY column_name1);

Question from the SQL - Fundamentals test