Answer:
b. diary method
Explanation:
Diary method: This is a research method that gathers qualitative information by keeping participants record entries of their everyday lives in a diary, journal, or log about the experience, or activity being studied.
It is composed of five-phase:
1. Planning and Preparation.
2. Pre-study brief.
3. Logging period.
4. Post-study interview.
5. Data Analysis.
Advantage: Events are recorded in their natural setting.
Disadvantage: The cost and time related to Participant recruitment.
Answer: production cost
Explanation: profit equals the total amount of money made minus the production cost. In financial terms, you have a profit when the amount of revenue gained from a business interaction surpasses its expenses as well as cost and taxes.
Because of the rain shadow effect, a dry region occurs on the downside of a mountain.
Option: A
<u>Explanation:</u>
In orographic rainfall, mountain acts as barrier and moisture laden wind get an obstacle in its path in the form of that mountain and cause rainfall in the windward sides of the hills (mountain) and create rain shadow region in the lee ward sides of the hills (mountain).
Because when moisture laden winds reach that side all the moisture in the winds dries up. For e.g. eastern part of western ghat mountain in the Peninsular India is an example of rain shadow region.
The correct answer is the second answer:
population increases.
The demographic transition model describes how a population of a country transitions from high birth and death rates to low birth and death rates, as a country becomes more industrialized. This transition occurs through five stages (refer to attached image). In the second stage of the <span>demographic transition model, a country's population increases because birth rates continue to increase, while death rates fall considerably. </span>
The Savanna had rolling grassland and few, scattered trees