By the 1830s, farmers were using new fertilizers on crops and feeding artificial feeds to livestock. ... The Agricultural Revolution<span> was a period of technological improvement and increased crop productivity that occurred during the 18th and early 19th centuries in Europe</span>
The correct option is D.
The ASE is an independent, not for profit organisation, whose principal aim is to improve the quality of automotive service and repair through voluntary testing and certification of automotive professionals. In the automotive industry, the ASE certification is a yardstick that is used to measure the skills of the automotive professionals.<span />
Answer: False
The sea floor is also known as the seabed or the ocean floor. It is made of mafic rocks (crystallized matter from silicate magma) deposits and minerals including basalt, gabbro, olivine, serpentine, peridotite, and ore minerals from VMS (Volcanic Massive Sulfide). Rocks do not have a smooth surface, therefore, the seabed is not smooth and level.