Be voluntarily complied with by the debtor a real

be voluntarily complied with by the debtor?
A. Real Obligations
B. Moral Obligations
C. Civil Obligations
D. Natural Obligations
D 39 It is where only one party is bound to give, to do, or not to do.
40 It is where both parties are bound to give, to do, or not to do. How many sources of obligations are there?
42 It is a juridical relation that arises from certain lawful, voluntary, and
unilateral acts to the end that no one shall be unjustly enriched or
benefited at the expense of another.
A. Juridical
B. Quasi-contract
C. Solutio indebiti
D. Quasi-delicts
A 43 What kind of quasi-contract that whoever voluntarily takes charge of
the agency or management of the business or property of another,
without any power from the latter?

another, there being fault or negligence, is obliged to pay for the
damage done.
45 It is also known as payment by mistake.
46 It defines the crimes that consist of prohibited acts and omissions and
prescribes penalties for such.
A. Book IV
B. Negotio Gestio
C. Revised Penal Code
D. Quasi-Contract
D 47 The court shall determine the amount of damage, considering the
price of the thing, whenever possible, and its sentimental value to the
injured party.
48 It is the obligation is to do
49 It is the obligation not to do