The correct answer is : Open Ocean
Since the open ocean is really far from the land soil, the water consist almost no nutrients . And since it's really far away from the coast, there's almost no productivity around here ( almost no human is brave enough to go to the open ocean)
The organism should be re-incubating to permit it to have additional opportunity to create finished results that might be acidic. It may be the case that there isn't sufficient finished result to change the shade of the Methyl Red yet.Some microbiologists prescribe re-brooding life forms delivering methyl red-negative outcomes for an extra 2 to 3 days to build test sensitivity.
A is the correct answer because paleomagnetism is the record of Earth's strength and direction in it's magnetic field. It helps us in the knowledge of evolution.
good luck!!
Brainliest if i was helpful