Infosys Aptitude questions

In each questions below are given two statements followed by two conclusionsnumbered I and II. You have to take the given two statements to be true even if they seem to be at variance from commonly known facts. read the conclusion and then decide which of the given conclusions logically follows from the two given statements, disregarding commonly known facts.
5. Statements : All bags are chalks. All chalks are bottles.
Conclusions :
I Some bottles are bags.
II. All bags are bottles
III. All bottles are bags
IV. Some chalks are not bags
A) Only I , II and IV follow
B) Only I , III and IV follow.
C) Only II, III and IV follow.
D) All Follow
E) none of these
Ans: A
6. Statements : Some trees are buses, All buses are hats
Conclusions :
I Some trees are hats
II. Some hats are trees
III. All hats are buses
IV. Some buses are hats
A) None follow s
B) Only I, II and IV follow.
C) Only II , III and IV follow.
D) All Follow
E) none of these