Chernobyl and Fukushima tragedies were due in part to faulty design and/or bad management leading to unsafe conditions. Which of the following are true statements? Choose the best answer: The reactor design has poor heat transfer and does not work well at low power at Chernobyl.The reactor test was done by inexperienced workers at Chernobyl.The sea wall being too low and the backup generator in a basement were poor design features at Fukushima, but management was very responsive.All of the above are true