In order to encourage citizens to travel by bicycle, in the past few years, city M has devised bicycle lanes and "green lanes" forbidding motor vehicles. However, the proportion of the city that actually uses bicycles as the main means of transportation is still low. Only slightly increased for men. which of the following can be concluded from the above phenomenon? ['The bike lanes on the road make it more dangerous for cyclists to grab lanes with motor vehicles.', 'Women have different requirements than men for choosing to ride a bicycle.', 'The "green passage" is usually only paved in the park and cannot be connected to business areas, supermarkets, schools and other practical places.', 'Bicycles have long been universally used by women in the city.']