Two statements are given followed by Three conclusions numbered I, II and III. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements.

Statements:

No truck is a bus.

Some buses are cars.

Conclusions:

I. No bus is a truck.

II. All cars are trucks.

III. Some cars are buses.

Both conclusions I and III follow.