Read this line from the text:
To carry warfare sunward is, indeed, their only escape from the destruction that, generation after generation, creeps upon them.
What idea does the word creeps suggest in this text?
The generations change and grow gradually over time.
The idea of warfare with other planets is unsettling.
The changes on Mars happened slowly.
The inhabitants of Mars have an unpleasant appearance.
To carry warfare sunward is, indeed, their only escape from the destruction that, generation after generation, creeps upon them.
What idea does the word creeps suggest in this text?
The generations change and grow gradually over time.
The idea of warfare with other planets is unsettling.
The changes on Mars happened slowly.
The inhabitants of Mars have an unpleasant appearance.