Modern wars are terrifying and destructive because:
- AMost of the public and their property get destroyed
- BArmies of both nations are killed in these wars
- CWeapons of both nations are exhausted in these wars
- DEpidemics and starvation spread in both nations
Solution & Step-by-step Explanation
The passage directly addresses this point by stating: "इन हथियारों का प्रयोग होने पर शत्रु-देशों की अधिकांश जनता और संपत्ति थोड़े समय में ही नष्ट की जा सकेगी।" (If these weapons are used, most of the public and property of enemy countries can be destroyed within a very short duration). This immense loss of civilian lives and property is what makes modern warfare exceptionally terrifying and destructive. Therefore, option (A) is correct.