Good day please help me to answer this. I really need correct answers. Please input correct answers only. Thank you in advance..

1. All obligations are enforceable or could be the basis of a suit or action.

A. True

B. Uncertain

C. False

D. None of the above

2. There are 5 causes of obligations. Law is not one of them.

A. True

B. Uncertain

C. False

D. None of the above

3. Consent is an element of a valid contract.

A. True

B. Uncertain

C. False

D. None of the above

4. Good faith must always be observed in the performance of all obligations.

A. True

B. Uncertain

C. False

D. None of the above

5. Subrogation means percentage of wear deducted from the price/value of an article because of age and use.

A. True

B. Uncertain

C. False

D. None of the above

6. Contracts and promises are the same.

A. True

B. Uncertain

C. False

D. None of the above

7. Payment of an obligation by check is effective on the date the same is issued or drawn.

A. True

B. Uncertain

C. False

D. None of the above

8. The signature of a favorite daughter to a contract binds her parents to a contract.

A. True

B. Uncertain

C. False

D. None of the above

9. An advertisement is not a valid offer.

A. True

B. Uncertain

C. False

D. None of the above

10. Partial payment discharges the debtor from the obligation.

A. True

B. Uncertain

C. False

D. None of the above

11. The US dollar is also an official legal tender in the Philippines

A. True

B. Uncertain

C. False

D. None of the above

12. A owes B P20K. B can validly ask A to be his house servant for six months, instead of paying cash for the indebtedness.

A. True

B. Uncertain

C. False

D. None of the above

13. Natural obligations, if not performed, entitle the creditor to go to Court to enforce performance.

A. True

B. Uncertain

C. False

D. None of the above

14. Interest is payable on all loan obligations.

A. True

B. Uncertain

C. False

D. None of the above

15. A proper Dation in payment is not a valid form of payment.

A. True

B. Uncertain

C. False

D. None of the above