Context:
How to call vietnam<br>Dial your country's exit code. When you want to call someone in vietnam and you're in a different country, the first thing you'll need to do is dial your country's exit code in order to get the call out of your country. These vary from country to country but many are 0-0 or 0-1-1.
Hypothesis: Don't use the right code your call will fail.
No
Context:
TORONTO, Feb 24 (Reuters) - Canada’s main stock index fell on Tuesday as a decline in shares of energy producers, following weaker oil prices, helped offset optimism surrounding Federal Reserve Chair Janet Yellen’s comments on the U.S. central bank’s monetary policy direction. The Toronto Stock Exchange’s S&P/TSX composite index unofficially closed down 35.29 points, or 0.23 percent, at 15,164.97. Six of the 10 main sectors on the index fell. (Reporting by John Tilak; Editing by Steve Orlofsky)
Hypothesis: Toronto is Canada's main tourist destination.
It's impossible to say
Context:
A trio of jokes: -It's hard to say which of you is more wooden. -Why are you at Disneyland and Senator Warren is in DC? She's the one who still has a job. -One of the people in this photo is a dinosauric relic of American racism, best forgotten. The other is a cigar store statue.
Hypothesis: "Senator Warren" is referring to Elizabeth Warren, a public figure.

It's impossible to say