The correct option is B Both I and II follow
Statements: 1. All envelopes are umbrellas.
2. All umbrellas are chalks.
Conclusions:
I. Some chalks are envelopes. True, some chalks are umbrellas and all envelopes are umbrellas, so some chalks are envelopes.
II. Some umbrellas are not envelopes. True, all envelopes are umbrellas, but all umbrellas are not envelopes.
C