<span>4 is a good answer. The question ‘can planting cover crops reduce erosion’ can be easily answered by creating a scientific study. You could create an experimental group where cover crops are planted and a control group where they are not, and measure the erosion of each group. </span>
The answer is D . Hope this helps ! (:
Answer:
a tea bag in water
Explanation:
a tea bag place in a cup of hot water will defuse into the water
Nutrients, for example, (sugars and starch) and proteins can be recognized by the use of an indicator, which is a synthetic that delivers a trademark shading when a specific substance is available.
