42. Which choice provides the best evidence for the answer to the previous question?
A) Lines 48-50 ("Will it... wretchedness")
O B) Lines 59-61 ("May... hour")
C) Lines 68-73 ("Shall... nations")
O D) Lines 73-77 ("No: the... inactive")

What percentage of the earth's water is available for use by living things?

Aggregation is the process of all of your data. a. gathering b. analyzing c. collecting d. observing

Spider crabs live in the shallow regions of the ocean floor. algae tend to grow on the surface of spider crabs. the algae provide the crabs protection from predators by camouflaging them. the spider crabs give the algae shelter. what does this description suggest? 1. the algae are parasites of the spider crabs. 2. the algae and the spider crabs have a mutualistic relationship. 3. the spider crabs are commensals, and the algae are parasites. 4. the spider crabs benefit from the algae living on them. 5. the spider crabs are parasites of the algae.