Anticoagulant therapy is important for patients with dvt because anticoagulants make the blood thinner and as a result thrombosis or clotting is prevented. Clots can break off and travel to the heart, lungs or brain causing death.
The best answer is (1)
Fossil fuels are commercially available as an energy source.
They are very easy to find. More and more extractions of fossil fuels is going on everyday. With advancement in science and technology, the refineries and extraction procedures have improved a lot. This makes their availability even better.
Fossil fuels are also easily combustible. Most combustion engines need to be powered with little amount of fuel to produce large amount of energy. Very large amounts of electricity can be generated from fossil fuels.
<span>The same amount of wax exists before and after the change.
Wax when melted will be like liquid. Liquid has no definite shape, but definite volume.</span>