Which member of the genus homo made tools using percussion technique? select one: a. homo neanderthalensis b. homo habilis c. homo erectus d. homo sapiens e. all of the above f. none of the above

The correct option is letter B: Homo Habilis.

Explanation

The member of the genus Homo who made tools using percussion techniques was the Homo Habilis.

Homo Habilis, also known as "handyman", was the only one who could shape tools in a systematic way to increase its efficiency.  Moreover, they were very selective in choosing rock materials for their tools. Usually, they chose hard creek cobbles made of volcanic rocks.  

the correct answer is d. the monetary reserve is a set of funds represented in currency, money or similar, saved as a forecast of possible needs or for legal reasons.

the increase or decrease in the monetary base influences in the increase or decrease of the inflation rate. therefore, the excess of monetary reserve will cause the reduction of inflation.