Why can fish not live under acid deposition conditions? a. Cannot reproduce when the pH<6
b. Die at a pH < 4.3
C. Aluminum gets into gills and suffocates them
d. All of the above

Some tools have graduations to show multiple measurements. for example, a ruler may have graduations for both millimeters and centimeters. when measuring the length of an earthworm, which graduations would allow for the most accurate measurement? millimeters centimeters decimeters meters