Premise:
"But you could have knocked us all down with a feather when, three months ago, she suddenly announced that she and Alfred were engaged! "
Hypothesis: She has been engaged to Alfred for quite some time.
OPTIONS:
- yes
- it is not possible to tell
- no

it is not possible to tell

Premise:
"EPA's requirement, adopted in response to section 126 petitions, that sources in a number of eastern states reduce NOx emissions was recently upheld by the Court of Appeals for the District of Columbia Circuit."
Hypothesis: The EPA's requirement was struck down by the Court of Appeals.
OPTIONS:
- yes
- it is not possible to tell
- no

no

Premise:
"No doubt it has been a substantial cause of the tremendous growth in volume since its inception."
Hypothesis: it has not been a significant source of growth at all.
OPTIONS:
- yes
- it is not possible to tell
- no
no