In Examining the Rocks on Mars, Scientists Have Found All

Multiple Choice

In examining the rocks on Mars, scientists have found all of the following EXCEPT one. Which rock type has NOT been found on Mars?

A) igneous rocks that appear to have been produced by volcanic action
B) rocks resembling impact breccias like those in the lunar highlands
C) layered rocks resembling the sedimentary rocks of Earth
D) rocks containing chondrules (small glassy spheres) like those found in meteorites