Answer:
1 By the use of conventional signs or landmarks
2 By using compass or cardinal points
Answer:
Working age population declining
The number of female babies killed, abandoned, or placed in orphanages increased as a result of the policy. Even after the one-child policy was rescinded, China's birth and fertility rates remained low, leaving the country with a population that was aging too rapidly as well as a shrinking workforce
It would actually be Graph C since a proportional relationship also answers the question of determining the unit rate, slope of the line, and etc.
The unit rate is 5/1, and follows the rate into a slope making it proportional.
Hope I helped! ^-^