Answer:
D
Explanation:
This will let her knows the deference between plant with coffee and plant without coffee and from this she will know if coffee helps plants grow or not
No they can't function because it is the majour source of energy.
Decreasing government spending tends to slow economic activity as the government purchases fewer goods and services from the private sector. Increasing tax revenue tends to slow economic activity by decreasing individuals' disposable income, likely causing them to decrease spending on goods and services.
Current day Istanbul in Turkey