Obligation Solidary Fermin Toti Buko Debtors Ayee Twelve

59. Buko, Fermin and Toti are solidary debtors of Ayee. Twelve (12) years after the obligation became due and demandable, Buko paid Ayee and later on asked for reimbursement of Fermin's and Toti's shares.  Is Buko correct? Why?

a) No, because the obligation has already prescribed.

b) Yes, because the obligation is solidary.

c) No, because in solidary obligation any one of the solidary debtor's can pay the entire debt.

d) Yes, because Fermin and Toti will be unduly enriched at the expense of Buko.

SUGGESTED ANSWER:

a)