Choose the correct option to fill in the blanks.
First trials on air
Flying has always fascinated mankind,
__()__ the innumerable stories that abound
in mythologies. The first documented
attempt to fly was, __(?)__ , aboard the
machine Flyer on 17th December, 1903.
Orville and Wilber Wright built the machine
together while it was flown by Orville on
that __()__ day.
__()__ only 12 seconds and getting
no more than 120 feet, this was one of the
__()__ flights ever. However, this
was the beginning of mankind's passion
for flying. The second flight by the Wright
brothers was __()__ and they outdid
their earlier flight the same day by flying
for about 59 seconds and to a maximum
of 852 feet.
Another significant phase in airplane travel
__()__ a few years later. Extensive
research and development went into
designing wartime planes that were used
__()__ the First World War.
These planes were much faster, reaching
speeds of 125mph and flew to heights of
15,000 feet.
__()__ airplanes owe their development
to the First World War, they are significantly
popular today as passenger carriers. A flight
journey is __()__ today than earlier,
with greater facilities and air traffic control.
______________
Atherefore
Bhowever
Csince
Dsubsequently