How is patagonia mostly formed?

a
water
c.
snow
b.
rocks
d.
sand

The cross section of rectangular prism a measures 1.5 units by 1 unit. the cross section of triangular prism b has a base that measures 2 units and a height of 1.5 units. if the length of each prism is 1.81 units, which statement is true?

When you cross a time zone going east, what happens to the time

In the following diagram, four different index fossils are labeled: which of the labeled fossils comes from the oldest organism? a b c d