Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements.
Statements:
I. Some cranes are sticks.
II. All sticks are balls.
Conclusions:
(i) Some cranes are balls.
(ii) All balls are sticks.

​Statements:
I. Some cranes are sticks.
II. All sticks are balls.

​Conclusions:

(i) Some cranes are balls. (Follows, because Some cranes are sticks and All sticks are balls.)
(ii) All balls are sticks. (Not follow, because it reverse the statement All sticks are balls.)​​

So, Only conclusion (i) follows.

Thus, correct option is (b).