In the given situation, the payback period decreases as the electricity cost increases, i.e., option C is correct.
<h3>What is payback period?</h3>
The payback period is the amount of time required to recover the cost of an investment or to reach the breakeven point for an investor.
Shorter payback periods indicate more appealing investments, whereas longer payback periods indicate less desirable investments.
In the given situation, the payback period decreases as the electricity cost increases.
Thus, the correct option is C.
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The vas deferens<span> is a long, muscular tube that travels from the epididymis into the pelvic cavity, to just behind the bladder. The </span>vas deferens<span>transports mature sperm to the urethra in preparation for ejaculation. Hope this is correct!</span>
Answer:
b. smoking can paralyze the ciliary escalator.
Explanation
Generally cilia in the respiratory tract of smoker will undergo paralysis for 1-3 hours after smoking, and generally paralyzed in chronic smokers.
This is because the toxins( the TAR) in the cigarette destroy the mucocilliary escalator that trapped inhaled pathogens in air as it passes through the bronchi and push them up with phlegm out of the respiratory tract.
Therefore ,with the loss of cilirary function, pathogens are retained in the lungs leading to respiratory tract infections
That would be Directional Selection so the answer is D.
Carbon is the basis for all organic molecules. Silicone could also be the answer too though.
