The career of the privateer sir Francis drake shows that

radioactive dating, also known as  radioisotope dating  is a process that in  estimating the approximate  age  of  rocks. these data can be analyzed from  the studies dealing with the  decay of the radioactive elements that are present in these rocks. in nature, there are a few types of materials or atoms which are quite unstable and they spontaneously decay or breakdown to form other kinds of atoms.

i think the answer is : the declaration of rights and grievances

hope i

-lavira : )

a. by accepting the election of president abraham lincoln in 1860 and convincing other southern states to do the same