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Since time immemorial, mankind has been using wind energy because the

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Since time immemorial, mankind has been using wind energy because the [#permalink] New post   14 Apr 2025, 01:18
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Since time immemorial, mankind has been using wind energy because the only dependable and customary source of energy to run mechanical operations were windmills and watermills, but the wind turbines that generate electricity today are (i) $\(\qquad\)$ on account of tremendous development in technology.


Blank (i)
A. innovative
B. economically
C. perfunctory
D. affordable
E. subversive



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A
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Since time immemorial, mankind has been using wind energy because the [#permalink]
14 Apr 2025, 01:18
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