20........................
The correct answer is - A. widening.
Both of the countries suffer from low fertility rate, Japan little more than the USA. The gap is widening because of the migrations.
- USA is country that is on the top of the list as a destination for migration, and also it is a country that allows big number of migrants in it every year, that contributes to the country's population to become bigger and bigger even though the fertility rate is low.
-Japan the other hand is a country that has both very low fertility rate, and very small amount of migrants coming to live in it, so the number of the population is stagnant for some time now, and is expected to start decreasing quickly in the coming years once the older population is not among the living anymore.
Answer:
Insulin is the key hormone of carbohydrate metabolism, it also influences the metabolism of fat and proteins. It lowers blood glucose by increasing glucose transport in muscle and adipose tissue and stimulates the synthesis of glycogen, fat, and protein.
The Mississippi and the Amazon are quite different in that <u>C) the </u><u>Amazon </u><u>is much </u><u>longer </u><u>than the </u><u>Mississippi</u><u>.</u>
The Amazon River:
- Is the second longest river in the world.
- Is longer than the Mississippi.
The Amazon river is measured to be a distance of 3,969 miles whilst the Mississippi is around 3,896 miles which means that the Amazon is longer than the Mississippi.
In conclusion, option C is correct.
<em>Find out more about the</em><em> Amazon River </em><em>at brainly.com/question/2526784. </em>