Which statement BEST explains the main argument presented in paragraph 4 of The Importance of Sending People to Space? A The history of space exploration demands that humans continue to explore, regardless of the cost. B Continuing to send robots into space in place of humans will ultimately result in limited knowledge. C Sending human beings into space may be three times more expensive than sending robots, so it may not be worthwhile. D The cost of human space exploration may seem like it costs more, but it could be worth the expense.

(drag each tile to the correct identify which questions can be answered by what can be answered by science or which cannot. -is it right or wrong to use genetic engineering to produce new food products? -what are the most common social settings that tend to produce accomplished artists? -if a new gene is added to the genome of a tomato species, will that species be more resistant to insects? -should humans use biotechnology to bring extinct organisms from the fossil record back to life? -do the types of organisms found in the fossil record appear in consistent sequences in different parts of the world? -are michelangelo's paintings more impressive than rembrandt's?

What is the name of the two satelites on mars

Which statement about the immune system is false? a. lymphocytes reduce inflammation, b. b cells remember specific pathogens. c. most white blood cells kill bacteria d. white blood cells are made in lymph nodes.