Can we draw the following hypothesis from the context (see options)? 

Context:

An official of Abyan police, where 16 Western tourists are being held since yesterday, announced that the hostages are held by the Yemeni "Islamic Jihad" group, which is demanding the release of its leader and lifting the embargo on Iraq.

Hypothesis: Western tourists were taken hostage by Yemeni terrorists 
Choices: --Yes. --It's impossible to say. --No.