sql server to day question

CREATE TABLE mytable ( id INT, name VARCHAR(10) );

 GO

 INSERT mytable ( id, name )

 VALUES 

 ( 1, 'S' ), 

 ( 2 , 'P'),

 ( NULL, 'Q' ), 

 ( 4, 'T' ), 

 ( NULL, 'M' ), 

 ( 6, 'N' ); 

 SELECT COUNT(*) FROM mytable;

ANSWER: 
1) 2

2) 4

3) 6

4) NULL


post the right answer