Problem: Here is a premise:
yeah i can imagine especially the kids that were buying them

Here is a hypothesis:
The parents were buying them

Here are the options:

Answer: no

Problem: Here is a premise:
large as a grown man's thigh

Here is a hypothesis:
A grown man's thigh is as large as this.

Here are the options:

Answer: yes

Problem: Here is a premise:
Rennie has already said that's all right with him."

Here is a hypothesis:
It's okay with Rennie, he already said.

Here are the options:

Answer: yes

Problem: Here is a premise:
and it it drives from the crankshaft it drives uh a chain that drives the camshaft which is an overhead cam in those foreign cars

Here is a hypothesis:
It drives the crankshaft that drives the camshaft in foreign cars.

Here are the options:

Answer:
yes