The tour de france is a true test of athletic ability. no other race in the world challenges an athlete's endurance, strength, and skill to the same extent. the tour de france is a bicycle race across more than 2,000 miles of road in france. the cyclists ride for many hours in a day. the race lasts for three weeks. a large part of the race is uphill. in fact, the cyclists have to maintain speed while pedaling up many steep hills. only the best athletes with the most physical and mental strength can compete in such a race.

the author's bias is that the
a.
cyclists are not physically fit enough to finish the race.
b.
roads in france are too flat to challenge the racers.
c.
tour de france is the toughest race in the world.
d.
tour de france is not fair to the amateur athletes.