Answer:
<em>The correct option is C) AS</em>
Explanation:
Sickle cell anaemia is a recessive disorder in which the blood of the person is not able to clot properly. For sickle cell to occur, both the alleles for the trait have to be recessive. A person who has a dominant and a recessive allele will be heterozygous, showing the dominant characteristics. But such a person will be a carrier for the disease. There will be chances for the offsprings of that person to actually have the disease.
Step 2. Multiply by 100 to obtain the rate.
Unemployment rate
=
7.7
159.2
Unemployment rate
=
0.0487
Unemployment rate
=
4.8
percent
Unemployment rate=
7.7
159.2
Unemployment rate=0.0487 Unemployment rate=4.8 percent