Detailed explanation and options for the selected question.
Consider the following regarding nitrogen emissions from agriculture (2020): 1. Agricultural soils release nitrogen oxides, 2. Cattle release ammonia, 3. Poultry industry releases reactive nitrogen compounds. Which are correct?
A.
(a) 1 and 3 only
B.
(b) 2 and 3 only
C.
(c) 2 only
D.
(d) 1, 2 and 3
Explanation:
Explanation: All three sources contribute to nitrogen emissions in agriculture.