Choose the sentence that best combines each pair of sentences given.

Urbanisation brings economic development. It also causes environmental pollution.

The price decreased by 280 in 1995 before stabilizing for the next 3 years.

The price decreased for 280 in 1995 before leveling off for the next 3 years.

The price increased by 280 in 1995 before leveling off for the next 3 years.

The price increased for 280 in 1995 before stabilizing for the next 3 years.

If public transport is improved, traffic congestion in urban areas can be reduced.

Traffic congestion in urban areas can be reduced although public transport is improved.

Traffic congestion in urban areas can be reduced despite public transport is improved.

If public transport is improved, traffic congestion in urban areas cannot be reduced.

The rapid urbanization is the cause of many serious problems such as the growth of slums.

The rapid urbanization is consequent of many serious problems like the growth of slums.

The rapid urbanization is created by many serious problems such as the growth of slums.

The rapid urbanization is resulted by many serious problems like the growth of slums.

The availability of seasonal produce experienced a stable period.

The availability of seasonal produce is recorded leveling off.

The availability of seasonal produce hardly moved up and down.

The availability of seasonal produce went through a period of erratic.

The demand for labor force declined.

The demand for labor force increased.

The demand for labor force reduced.

The demand for labor force remained stable.

Housing prices become more unaffordable because the population in big cities keeps increasing.

Housing prices become more unaffordable in order that the population in big cities keeps increasing.

Housing prices become more unaffordable despite the population in big cities keeps increasing.

Housing prices become more unaffordable although the population in big cities keeps increasing.

Asia is home to 50 per cent of the world's urban population although Europe is home to 14 per cent of the world's urban population.

Asia is home to 50 per cent of the world's urban population due to Europe is home to 14 per cent of the world's urban population.

Asia is home to 50 per cent of the world's urban population, nevertheless, Europe is home to 14 per cent of the world's urban population.

Asia is home to 50 per cent of the world's urban population whereas Europe is home to 14 per cent of the world's urban population.