47. In each of the following questions there are three statements. Which are followed by three or four conclusions? Choose the conclusions which logically follow from the given statements.
Statements: Some envelops are gums. Some gums are seals. Some seals are adhesives.
Conclusions:
1. Some envelopes are seals.
2. Some gums are adhesives.
3. Some adhesives are seals.
4. Some adhesives are gums.