I honestly think that the first headline is biased and oppinionated.
The answer is B.
"Grandma taught me to make cheesecake" is the only sentence that makes sense when it stands alone.
The definition of a meter: Distance traversed in vacuum by light in 1/299,792,458 of a second.
According to this light travels 299,792,458 meters in a second. A nanosecond is 1 billionth of a second so light travels 299792458 / 1,000,000,000 meters in a nanosecond or 0.299792458m. (In a vacuum).
She should get glasses so she can see better and be successful and not me getting hate