Which school would likely be the least expensive to attend?

a. the university of alabama-huntsville

b. louisiana tech university

c. the university of alaska-anchorage

d. lamar community college

Layer r contains a well-known index fossil that is 100 million years old. based on this information and the principle of superposition, a. layers t and m are older than 100 million years, and layers x and g are younger than 100 million years. b. layers t, m, x, and g are all older than 100 million years. c. layers t and m are younger than 100 million years, and layers x and g are older than 100 million years.