Problem: Here is a premise:
On the second floor is a Verrocchio David (c.1471), for which his 19-year-old pupil Leonardo da Vinci is believed to have been the model.

Here is a hypothesis:
It's thought that he used his pupil, Leonardo da Vinci, as a model for Verrocchio David.

Here are the options:

Answer: yes

Problem: Here is a premise:
Convenience Sample Instances selected where the only basis is feasibility or ease of data collection.

Here is a hypothesis:
It's called a "Convenience" Sample because of how easy it is to collect the data that's being used.

Here are the options:

Answer: it is not possible to tell

Problem: Here is a premise:
Use of 3.6 mg/L (anhydrous) sodium thiosulfate will reduce 1.0 mg chlorine/L (APHA, 1992).

Here is a hypothesis:
Use of 3.6 mg/L (anhydrous) sodium thiosulfate will greatly reduce the levels of 1.0 mg chlorine/L

Here are the options:

Answer: it is not possible to tell

Problem: Here is a premise:
The women and children were being lined up awaiting their turn.

Here is a hypothesis:
There were only men standing there in line waiting their turn.

Here are the options:

Answer:
no