Choose the sentence which has the closest meaning to the original one.

Plastic waste is not biodegradable. It seriously harms marine ecosystems.

The fishing cats are on the list of endangered species; otherwise, people hunt too many of them.

The fishing cats are on the list of endangered species since people hunt too many of them.

The fishing cats are on the list of endangered species; by contrast, people hunt too many of them.

The fishing cats are on the list of endangered species; therefore, people hunt too many of them.

The thousand-year-old tree is not as big as the one in the national park.

The national park is the biggest one and is a thousand years old.

The biggest tree in the national park is a thousand-year-old one.

The national park has a big thousand-year-old tree.

The sick pangolin's life expectancy is expected to be longer as he has received medical support.

The pangolin is expected to be still sick although he has received longer medical support.

The pangolin is expected to receive medical support as he has been sick for a long time.

The sick pangolin is expected not to live longer even though he has received longer medical support.

They want to do some sightseeing in the local national park.

The local national park is not allowed to go sightseeing.

They prefer to visit the local national park for sightseeing.

They enjoy going sightseeing in the local national park.

Oil drilling not only harms marine life but also other factors.

Marine life is not damaged despite the oil drilling.

Oil drilling is the only factor that causes damage to marine life.

Marine life is damaged by several factors, including oil drilling.

Marakele National Park has a diverse exhibition of fauna and flora despite the fact that the weather is dry and wet.

Even if the climate is diverse, Marakele National Park offers a diverse exhibition of fauna and flora.

As a result of different types of climate, Marakele National Park is native to a diverse exhibition of fauna and flora.

Marakele National Park can be home to a diverse exhibition of fauna and flora if the weather is less arid and wetter.

There are not as many self-driving cars on the road so car makers will sell fewer.

The future self-driving car makers will produce fewer cars so there will be not many of them on the road.

The number of self-driving cars on the road will be fewer if the makers no longer produce them.

Now self-driving cars can be fewer but the producers will make more soon.