Advantages of cutting crops with sickle?

The advantages of cutting crops with a sickle is that it's very environmental friendly. Sickle doesn't produce harmful chemicals like nitrate and biogas that can cause pollution to the environment or to the crops. However, sickle cutting is a very tremendous work.

Explanation:

thinking it would be d not too sure but i think it's right

the atmospheric gas that forms a mild acid when dissolved in water is called carbon dioxide. the correct answer is a. 2.) chemical weathering would cause an inscription on a marble headstone to become harder and harder to read over time.