RRB RPF SI 5 Jan 2019 Shift 1 Paper

Assuming that the statements given in the statements to be true are to be considered together at both the conclusions and to make sure that the information given in the statement
Which of the conclusions beyond reasonable doubt is logical?
Statements:
All teak are banyan.
All banyan are wood.
Conclusions:
i) All wood are teak.
ii) Some banyan are teak.
Select from the following options,
A) only conclusions i is logical.
B) The only conclusion ii is logical.
C) Either i or ii conclusion is logical.
D) neither i nor ii conclusion is ration al.
D) i and ii both conclusions are rational.