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Every delegate to D → PM the convention is a party member.
Some delegates D ↢some↣ GO to the convention are government officials.
Each government GO → S official who is at the convention is a speaker at the convention, as well.
If the statements above are true, then which one of the following statements must be true?
Every party member at the
This reverses the first premise. PM → D
3% picked this
At least some speakers at
It can be inferred that S ↢some↣ D + PM some speakers are both delegates and party members. But it does not follow S ↢some↣ ~D + ~PM that some speakers are neither delegates nor party members.
5% picked this
At least some speakers at
Why this is right
Some delegates to the D ↢some↣ GO convention are government officials. Each government GO → S official who is at the convention is a speaker at the convention, as well. D ↢some↣ S It follows that some speakers at the convention are delegates to the convention.
Skill tested: Must be True · how this choice captures the argument's function is the move to repeat next time.
76% picked this
All speakers at the convention
This reverses the GO → S third premise.
3% picked this
Every government official at the
Every delegate to the D → PM convention is a party member. Some delegates to D ↢some↣ GO the convention are government officials. So it follows that GO ↢some↣ PM some government officials at the convention are party members. But to say that every GO → PM government official at the convention is a party member goes too far.
12% picked this
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