¿Cuál es la importancia que tuvo la radiotelegrafía en el mundo?

How did different groups of people in france understand the enlightment ideas

Humans during the paleolithic era used fire for each of the following purposes except a. for cooking meat b. for use as a weapon c. for heat and warmth d. for treating animal hides select the best answer from the choices provided

Who introduced arabic numerals to italy, which make bookkeeping possible? a. brunelleschi b. cosimo de medici c. fibonacci d. gregory xi e. giovanni de bicci de medici