Please help Which three of the following may lead to inheritable genetic variations?
A mutations caused by environmental factors
B crossing over during meiosis
c random errors during replication
D apoptosis
E diet and exercise
F
nerve damage

well

explanation:

answer; ///animal spirits;

answer: c. relative dating

relative dating uses the location and depth of where fossil is found in order to estimate it's age. it gives an idea about the order of past events. it does not give the absolute age but can give approximation. it just gives an indication about one fossil is older than other.