Problem:
Read the following paragraph and determine if the hypothesis is true:

Preliminary tests identified the source of the outbreak as the highly contagious norovirus, which had struck several guests just before they boarded the cruise Nov. 3 in Rome, Carnival officials said.
Hypothesis: the source of the outbreak was dengue fever
****
Answer:
No

Problem:
Read the following paragraph and determine if the hypothesis is true:

Silvana, J. 87, is an opera by Carl Maria von Weber, first performed in Frankfurt am Main on 16 September 1810. The libretto, by , is a reworking of an earlier, unsuccessful opera by Weber, "Das Waldmadchen ". Weber also reused music from the same piece in "Silvana".
Hypothesis: Silvana originated in North America.
****
Answer:
No

Problem:
Read the following paragraph and determine if the hypothesis is true:

But the most important thing to relieve the pressure on all of the armed forces is frankly to run a foreign policy that recognizes that America is strongest when we are working with real alliances, when we are sharing the burdens of the world by working through our statesmanship at the highest levels and our diplomacy to bring other nations to our side.
Hypothesis: when we are working with real alliances we are weak.
****
Answer:
No