Hello Tutors, Please help me answer the following questions. Please make the answers short but accurate (concise and precise), any help I will get will be very much appreciated, thank you!

WEEK 1 1. What is the meaning of obligation? 2. (A) What are the essential requisites of an obligation? (B) Explain each. 3. Under a building contract, X bound himself to build a house for A. In this example, before the contract to build a house is done: (A) Who is the passive subject? (B) Who is the active subject? (C) What is the prestation or the subject of the contract? WEEK 2 1. What are the sources of obligations? 2. (A) What other obligation/responsibility has the party who is obliged to give something? (B) What is meant by the phrase "due diligence of a good father of a family"? 3. (A) What are determinate things? (B) Give five examples. (C) What are indeterminate things? (D) Give five examples