I belive it is D because it is a scientific reasons and it gives you data to learn off
<span>The speaker in In Memoriam, A. H. H. by
Alfred, Lord Tennyson, believes in Death's supreme power. [ This might
give an idea of how the poem is an account of all Tennyson's thoughts
and feelings as he copes with his grief over such a long period -
including wrestling with the big philosophico-scientific questions of
his day.</span>
The 4th one is correct! :)
The inclusion of reputable sources and specific facts would best strengthen the author's main argument because it would offer factual proof instead of just the author's opinion on the matter.
Answer:
The author say how we can help the earth and we don't need to send our genes into space
Explanation:
that other guy what's his problem he did not even answer the question he just said haha.