Premise:
"The preamble discusses the alternatives considered and why EPA believes that the alternative selected is the least costly and least burdensome consistent with the requirements of the Clean Water Act and the Clean Air Act."
Hypothesis: We want to choose the best alternative of the lot.

it is not possible to tell

Premise:
"And all in the shadow of the Duomo, most grandiose of Italy's Flamboyant Gothic cathedrals."
Hypothesis: The Duomo, Italy's greatest example of Gothic architecture, dominates the landscape.

yes

Premise:
"7 million VSL is $163,000, annualized assuming EPA's guideline value of a 3 percent discount rate, or $270,000, annualized assuming OMB's guideline value of a 7 percent discount rate."
Hypothesis: The epa has a guideline value of a 3% discount rate.
yes