Abeneficiarypresentscomplyingdocumentstoaconfirmingbankunderadocumentarycreditavailablebydeferredpayment.Thebeneficiaryrequeststhattheconfirmingbankpurchasethedocumentsandprepayagainstitsundertaking.InaccordancewithUCP600,whichofthefollowingmaybethecorrectcourse(s)ofactionfortheconfirmingbank?()
A. Obtaintheissuingbank’sagreementpriortopayingthebeneficiary
B. Refusethebeneficiary’srequestwhileundertakingtopayatmaturity
C. Prepaythedeferredpaymentundertaking
D. Obtainanagreementforrecoursetothebeneficiary