Answer:
Radioactive isotopes are unstable and will decay. ... The isotopes will decay into a stable isotope over time. Scientists can tell how old the rock was from looking at the radioactive isotope's half-life, which tells them how long it would take for there to be half the radioactive isotope and half the stable isotope.
The ecliptic is the plane of Earth's orbit around the Sun.
An objects place or location can be called its “position”
I believe the correct answer would be tourism and agriculture. The economy of Central America is primarily based on tourism and agriculture. Hope this answers the question. Have a nice day. Feel free to ask more questions. Thank you.
The answer to your question is A
