Half filled circle represent carrier in female
Answer:
The second option.
Explanation:
We're trying to test the amount of bleach that has an effect on the stain so that is the altered variable.
The 2nd option uses different amounts of bleach to clean the same amount of stain.
If you choose the other options, people can argue that the bigger stain would be harder to clean with one cup of bleach, whereas the small stain gets two cups or the other way around.
It's not an effective way to see if the amount of bleach has an effect on stain removal.
Answer:
correct option is a. more realistic
Explanation:
we know that marriage is legally relationship between a husband and a wife
and some for of marriage are
1 Arranged marriage
2 Civil marriage
3 Common law marriage
4 Boston marriage
5 Berdache marriage
and in second marriage
age and experience will be more
so as they age, they have gained experience from their past life
so we can say that in second marriages old couples tend to be more realistic
so correct option is a. more realistic