Which knowledge is radiometric dating based upon? A: the sequence of layers in the rocks

B: the rate of decay of certain people

C: the name of the rock

D: the weight of the samples

please answer correctly because i need this grade

Which of these belongs to the united states after the spanish american war ?

Why was russia drawn into a conflict with germany after ausria-hungary declared war on serbia ?

1) both gandhiji and bhagat singh believed in ‘inquilab’. however, both of them differed in their strategy to bring about ‘inquilab’. find out a. what does ‘inquilab’ mean? b. what was the strategy followed by the two leaders in bringing about ‘inquilab’? answer it quickly pls