Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: (CNN) Migrant construction workers in Qatar, including those building stadiums for the 2022 FIFA World Cup, are working in potentially life-threatening heat and humidity, according to research carried out by Human Rights Watch (HRW.) The New York-based nonprofit group said hundreds of workers are dying every year and has urged authorities in the Gulf state to "enforce adequate restrictions on outdoor work" while also calling for regular investigations and information on worker deaths. It said migrant workers in other Gulf Cooperation Council (GCC) countries -- Bahrain, Oman, Kuwait, Saudi Arabia and the United Arab Emirates -- were also vulnerable as statutory summer work breaks were not linked to actual weather conditions.Qatar will host the 2022 FIFA World CupHuman Rights Watch critical of Gulf state 
 Question:But, in a statement, _ said weather conditions in Qatar outside those times frequently reach levels that can result in "potentially fatal heat-related illnesses in the absence of appropriate rest."

Human Rights Watch