Scientists found 2 fossils in sedimentary layers that were disturbed. Fossil 1 was found in surrounding rock that tested as 25% Pb
Fossil 2 was found in surrounding rock that tested as 12.5 % Pb
What is one logical conclusion for the scientists to draw?
A
Fossil 1 is older than Fossil 2
B)
Fossil is older than Fossil 1
Fossil 1 is approximately the same age as Fossil 2
DS
Without further evidence, it is not possible to tell the approximate ages of
the fossils

Group control group #1 experimental group yes yes yes control group #2 no new drug orange juice bed rest no yes no yes ves which of the following is the best explanation of why a second control group was included in this experiment? o a. to provide the volunteers in the study with something to drink o b. to prove that the common cold cannot be cured c. to confuse anyone who is trying to steal their new drug and sell it as their own invention o d. to researchers conclude that results are related to the new drug and not to the orange juice submit e previous