Quiz on בבא בתרא קסב

Why don't we learn from the last line of a document?
1. We need to לחזור מענינו של שטר.
2. We are concerned that the bearer could add clauses to his benefit.
3. Sofer may get confused by then.
4. Machlokes A&B.
5. Machlokes A&C.
If the last line reads 'שריר וקיים' the signatures can be 2 lines away.
1. True.
2. False.
3. Safek.
4. Machlokes A&B.
5. Machlokes A&C.
What if one and a half blank lines were left after the text?
1. Kosher.
2. Posul.
3. Kosher if the writing is small.
4. Kosher if Sofer wrote it.
5. Machlokes A&C.
If blank lines between the text and the signatures were filled with signatures of relatives, it is valid.
1. True.
2. False.
3. Safek.
4. Machlokes A&B.
5. Machlokes A&C.
In #4 a מקושר can be filled that way.
1. True.
2. False.
3. Safek.
4. Machlokes A&B.
5. Machlokes A&C.
Invalid Sechach disqualifies a Sukah only if there are _______ Tefachim or more.
1. 2
2. 3
3. 4
4. 5
5. 6