20. How did America exploit Cuba's geography in order to resolve the Cuban Missile Crisis? A. It effectively isolated key cities with covert military operations.
B. It threatened to spray chemical agents on Cuba's crop fields.
C. It airlifted weapons to anti-Castro rebels protected by hilly terrain.
D. It established a naval blockade that isolated the island

D. It established a naval blockade that isolated the island

Explanation:

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.

southerners, for their part, considered brown a terrorist. they felt threatened by northerners' deification of brown and worried about the potential for other, similar armed insurrections.

explanation: