The answer is D or B we had the same question in our DCA and it was between those 2 but we only knew that it was between those two answer choices
<span>Answer - C
Diesel exhaust fluid (DEF; an </span>aqueous urea solution) is injected into the exhaust manifold (<span>upstream of a </span>catalyst) at a precise dosing rate. In the exhaust pipeline, the aqueous urea vaporizes and decomposes to form ammonia (which <span>is the desired product</span><span>) and </span>carbon<span> dioxide.</span>
Yeah the answer is A btw just took the test
Answer:
Option A
Explanation:
The green houses gases concentration increases in the the troposphere layer of the atmosphere due to which the sunrays (IR radiation) reflected back by earth are restricted by the green house gases thereby increasing the temperature of the earth and make the climate warmer.
Hence, option A is correct
