A team of engineers is designing a habitat for astronauts to live in on the Moon. Which statement describes a criterion of this project?
A. The habitat must be completed within 10 years.
B. The habitat must use fewer than 200,000 kg of materials.
C. The habitat must protect astronauts from harmful radiation.
O D. The habitat must cost less than $500 billion to build.
SUBMIT

Which quote from the passage best illustrates della’s optimism? “…and at length she was able to look up with dim eyes and a smile and say: "my hair grows so fast, jim! ” “…her heart had simply craved and yearned over them without the least hope of possession.” “and now, they were hers, but the tresses that should have adorned the coveted adornments were gone.” “beautiful combs, pure tortoise shell, with jewelled rims--just the shade to wear in the beautiful vanished hair.”d, ardent, most likely means? gloomy calm passionate innocent