Which statements about Ghana's trade are accurate?

Choose all correct answers.

Gold and iron were the two metals that led to the prosperity of the kingdom of Ghana.
Silk and salt were the two main items traded in Ghana.
Ghanaians used "silent trade," bartering goods without speaking to one another.
Ghanaian blacksmiths produced high-quality trade goods out of copper and tin.

i think the answer is c, rivers.

explanation:

sometimes, borders fall along natural boundaries like rivers or mountain ranges. for example, the boundary between france and spain follows the crest of the pyrenees mountains. for part of its length, the boundary between the united states and mexico follows a river called the rio grande. the borders of four countries divide africa’s lake chad: niger, chad, cameroon, and nigeria.

to kill a mockingbird is a 1962 american drama film directed by robert mulligan. the screenplay by horton foote is based on harper lee's 1960 pulitzer prize- winning novel of the same name. it stars gregory peck as atticus finch and mary badham as scout. in 2003, the american film institute named atticus finch the greatest movie

hope this : d

the number of calories in each pack of cookies has a greater variation than the number of calories in each pack of crackers.

the answer is c, all the other options are things they are known for.

hope this ☺️