Hey There,
The answer to your question is option B) Between 200 and 500 million years old.
These rocks are younger than the Earth and also younger than rocks found on continents. (Those rocks are 4-5 billion years old.)
Best Of Luck,
- Kai -
<span>Base from the graph the number
of degrees of longitude that separate new York and reno Nevada is 120 – 75 = 45
degrees of longitude. The time difference can be calculated by dividing it by
15 degree because for every 15 degrees there is 1 hr difference. 45 / 15 = 3 hr
difference</span>