new psy/511

 corrections psy 511 unit 1  (Q.1,10,12,13.14,15,16,19,and 23),  nit 2 q( 10,16,21,22,23,24) unit 3 (Q.1,5,6,10,11,17,18,20,21,22,23,24,and 25), unit 4,q (1,2,6,8,9,10,12,14,14,16,17,19,20,and 25), Thank you let me kow and iw posted psy 511.