Study the images of Earth’s crust and mantle in two different areas. Item A shows a Lava source going through the Mantle and Crust, rising above Sea level to surface labeled Hawaii. Item B shows the Mantle beginning level on the left and dipping down on the right; the Crust is level on the left, labeled Great Valley of California, with mountains on the right, labeled Sierra Nevada and Mount Whitney.

How is Item A different from Item B?

The crust under the ocean in Item A is thicker than the crust under the mountain in Item B.
The mantle under the ocean in Item A is thinner than the mantle under the mountain in Item B.
The crust in Item A is found partially below sea level as compared to the crust in Item B.
The mantle in Item A is located far below a mountain as compared to the mantle in Item B.

Awoman whose sister tested positive for a specific mutation in the brca1 gene, which increases the risk for breast and ovarian cancer, is found not to have that mutation but does have a mutation of unknown significance near the known mutation site. how should this woman be counseled? select one: a. she should be informed that her risk for breast cancer is greater than the general population but not as great as her sister’s risk. b. she should be informed that because she does not have the mutation, her risk for breast cancer is not greater than that of the general population. c. she should be informed of her gene mutation status and be presented with all the available prophylaxis options and reconstruction options. d. she should be informed that she does not have the specific mutation but that because another mutation is present she should be vigilant about screening