In this task, you are given a sentence in the Japanese language and your task is to convert it into the English language. In translation, keep numbers as it is and make it sentence case (capitalize only the first word of each sentence and noun).
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Question: その研究者らは、人口の大部分において体内のビタミンDレベルが健康のために最適な濃度を大きく下回っているという「幅広いコンセンサス」が専門家の間で広がっているとし、特に温暖な地域と、冬とその直後では日照と屋外で過ごす時間が少ないので顕著だとした。

Answer: The researchers say that there is an emerging "widespread consensus" among experts that a large part of the population has levels of Vitamin D in their bodies that is well below optimal concentrations for health, particularly in temperate regions, due to decreased sunlight and or less time outdoors, and during or just after the winter months.


Question: 書簡に答えて、首相官邸のスポークスマンは、「今日西側に影響を及ぼしているテロリズムが数十年にわたってイスラムの国々を荒廃させたのを、我々は常に思い出さなければならない」と述べた。

Answer: In a response to the letter, a 10 Downing Street spokesman said: "We should always remember that the terrorism affecting the West today has blighted Muslim countries for several decades.


Question: イランは、もし核開発が非難されたら、海峡は閉鎖されるかもしれないと述べた。

Answer:
Iran has said it might close the strait if its nuclear program were attacked.