Ans: a. Cam and Dei.
When two or more persons give a guarantee for the same debt, they are called as co-sureties. All of them are equally liable to the creditor for the payment of the debt to the creditor
The rights of one co-surety against the other co-sureties are as follow.
1. Right to contribute equally in the absence of any contract.
If two or more persons are co-sureties for the same debt either jointly or severally then the co-sureties in the absence of any contract to the contrary, are liable as between themselves, to pay each, an equal shares of the whole debt, or that part of it which remains unpaid by the principal debtor. If in case any one co surety discharge entire obligation then he can obtain equal share of comtribution from the other co sureties.
2. Liability of Co-sureties bound in Different Sums
If the co-sureties are bound in different sums, they are liable to pay equally but not more than the maximum amount guaranteed by each one of them.
As nothing specifie about he sums of guarantee the have provides Brei can recover any amount paid equally from Cam and Die and if co sureties are bound to any sum then upto that maximum gaurantee amount Brei can recover from Cam and dei.