{{i}}quEstions 11 - 13 ArE BAsED on thE Following tAlk. you now hAvE 15 sEConDs to rEAD quEstions 11 - 13.{{/i}}

From thE spEECh wE lEArn thAt somEtimEs strAw lAyErs ArE put in thE hAy BECAusEA．thE strAw CAn rEDuCE thE moisturE oF thE hAy.
B．thE strAw CAn kEEp thE sAlt out oF thE hAy.
C．thE strAw CAn mAkE it EAsiEr to mAkE hAy BunDlEs.
D．thE strAw CAn mAkE thE hAy morE tAsty For thE CAttlE.