complete the text with the best transition.\n\nspace exploration drives innovation and inspires future…

complete the text with the best transition.\n\nspace exploration drives innovation and inspires future generations to pursue science and technology. however, __________ the enormous costs involved could be better spent addressing urgent issues on earth, such as poverty or climate change. to the contrary, the technological advancements resulting from space exploration, such as improved satellite communication and advancements in renewable energy technologies, have far - reaching benefits for society as a whole. therefore, space exploration deserves both public support and funding.\n\ncritics argue that\n\nit is important to note that\n\nwe must accept that\n\nit is clear that
Answer
Brief Explanations:
The sentence after "However" presents a counter - argument to the idea that space exploration is good. "Critics argue that" is used to introduce a viewpoint that goes against the previous positive statement about space exploration, which fits the context of presenting an opposing opinion about the costs of space exploration. The other options don't fit as well: "it is important to note that" is more for highlighting a fact, "we must accept that" is about forcing acceptance, and "it is clear that" is for stating an obvious truth, none of which match the counter - argument context here.
Answer:
A. critics argue that