1. 

Statements: All trucks fly. Some scooters fly.

Conclusions:

I.  All trucks are scooters.

II. Some scooters do not fly.

A. Only conclusion I follows
B. Only conclusion II follows
C. Either I or II follows
D. Neither I nor II follows
E. Both I and II follow

Answer: Option D

Explanation:

Since the middle term 'fly' is not distributed even once in the premises, no definite conclusion follows.