Which Statement About Igneous Rocks Is True

Multiple Choice

Which statement about igneous rocks is true?

A) They are formed via the accumulation of grains at the bottoms of rivers and other bodies of water.
B) They are only found in ancient oceans.
C) They are more reliable in radiometric dating than sedimentary rock.
D) The best way to discover their age is through carbon-14 dating.
E) They are commonly known as amber.