Answer:
c) Angola's future worries are of it's elderly population
The answer is B. climate is the general weather pattern of an area over many years.
Answer:
The answer is D
Explanation:
The government in India has made big efforts to reduce its population growth by educating on family planning and birth control and contraception, from 1965 to 2009. Results show contraceptive usage has been tripled, but still a lot of people in India are iliterate and that is one of the major problems to address. With the use of forced sterilizations in the 70s people from rural areas also stopped trusting the government policies and they did receive many critics about this iniciative.
current and historical<span> relationship between </span>Bolivia<span> and </span>Peru<span>. The two countries fought the </span>War of the Pacific<span> and were united as the </span>Peru-Bolivian Confederation<span> from 1836 to 1839. They have the same flag as well.</span>
Note: Options are not given. Answer is written on the basis of generalized idea.
This ability is based on the absolute and relative dating of rock.
Explanation:
To determine age of the earth several techniques and methods are adopted like carbon dating, dendrochronology, absolute and relative dating of rock. In dendrochronology the stem of the trees cut into circular form and as it takes to form hundred of years it provide an assumption of earth's age.
In sedimentary rock sediments are deposited layer after layer through thousand of years. If we take some sample of these sediment deposition of different era we can easily determine the age of the earth. In between two different layers there is an unconformity which shows different features of two underlying layers.