Maarten Schmidt found the spectral lines were high redshift (had their emission lines shifted toward longer, redder wavelengths by the expansion of the Universe)
<span>The puzzle about quasar spectra, which was finally solved by Maarten Schmidt, was </span><span>the brightest known quasar</span>.
They had to <span>create a rationing system so that they could send food and suplies over seas for the war effort.
hope this helps
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<span>The United States becomes the first and only nation to use atomic weaponry during wartime when it drops anatomic bomb on the Japanese city of Hiroshima. Though the dropping of the atomic bomb on Japan marked the end of World War II, many historians argue that it also ignited the Cold War.</span>
All of them sound about right
