The answer to your question is OPTION B
As we know that in transformers we have

here we know that



now from above equation we will have



King Arthur's knights use a catapult to launch a rock from their vantage point on top of the castle wall, 14 m above the moat. The rock is launched at a speed of 27 m/s and an angle of 32degrees above the horizontal.
ribosomes
an animal cell with a nucleus
animal
Air is the answer i do believe