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. All crabs are ties.
II. Some ties are hooves.
III. Some hooves are vents.
Conclusions:
(I): Some vents are crabs.
(II): Some hooves are crabs.​

​Statements:
I. All crabs are ties.
II. Some ties are hooves.
III. Some hooves are vents.

​Conclusions:

(I): Some vents are crabs. (Not follows, There is no direct relation.)
(II): Some hooves are crabs. (Not follows, some crabs, which are all ties, can also be part of the hooves group but not definitely.)

So, neither conclusion (I) nor (II) follows.

Thus, the correct option is (c).