Multiple Support Agreements. G's support is provided as tollows: Social security benefits Taxable interest income $3,600 Support from: A, G's oldest son-Cash for trip to Europe. B,G 's daughter-Fair value of lodging and cash C, G's youngest son-Cash Total 1,6002,300700$9,000 a. Who is entitled to a dependency exemption for G in the absence of any agreement as to who gets the deduction? b. Who may claim a dependency exemption for G under a multiple-support agreement? c. How would your answer to (b) differ if A contributed $650 instead of $1,600