The right option is d.
comparative advantages
The comparative advantages
pattern of organization places several alternatives side by side and show why one
of them is more advantageous than the other. The items or alternatives to be
compared are in relation to one another and are functionally equal.
Answer:
b. light speed
Explanation:
Light speed.
This is the distance that light travels in a year, aprox 9.46 trillion Kilometers.
The both decrease genetic variation
DNA, or deoxyribonucleic acid, is a long chain molecule that plays a central role in life on earth. The information encoded in strands of DNA controls the genetic makeup of organisms. The DNA molecule has a backbone of sugars and phosphate groups off of which hang simpler units called nucleotide bases.