4 Where are the major mineral potential sites of Ethiopia?​

Only few primary ore deposits are currently mined for Au and Ta in the Southern Ethiopian metamorphic terrain at Lega Dembi and Kenticha, respectively, or they are at an advanced stage of investigation, such as the Au and Fe deposits in the Western Ethiopian Shield (WES) at Tulu Kapi and Bikilal, respectively, and the Au deposit at Meli in the Northern Ethiopian metamorphic terrain.

Explanation:

the thirteen colonies are:

connecticut, delaware, georgia, maryland, massachusetts, new jersey, new york, new hampshire, north carolina, pennsylvania, rhode island, south carolina, virginia

it sounds like either a or c