Given the following statements that declare a local variable and set its value, which of the following will cause an error?

DECLARE @Example1 varchar(128);

SET @Example1 = 'Invoices';

a) PRINT 'Table name is: ' + @Example1;

b)IF @Example1 = 'Invoices'

SELECT * FROM Invoices;

(c) SELECT *

FROM sys.tables

WHERE name = @Example1;

(d) SELECT *

FROM @Example1;