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You create the following PL/SQL block: DECLARE var1 CONSTANT NUMBER := 50; var2 NUMBER := 0; BEGIN SELECT acctno INTO var2 FROM bank_acct WHERE name = 'JORDAN'; var1 :=var2 + 2000; END; Which of the following lines in this block of PL/SQL code will produce an error?

  1. var2 NUMBER := 0;

  2. INTO var2

  3. WHERE name = 'JORDAN';

  4. var1 :=var2 + 2000;

  5. There are no errors in this PL/SQL block
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D Correct answer
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