Answer: discovery of fire occurred first.
Step-by-step explanation:According to archaeological reports , human activities can be traced to Paleolithic (or Old Stone Age), Mesolithic (or Middle Stone Age), and Neolithic (or New Stone Age), OF which Fire , One of man's earliest discovery was Fire in the old stone era, where human lived in caves using basic stone tools for hunting and protection. The end of the old stone age gave rise to the Mesolithic Period after the Last Ice Age in which the basic stone tools were developed and agricultural practices began to pave way and Finally came the Neolithic period which saw Advancements not only in tools and agriculture, but the invention of writing started to set in but gained momentum in The bronze era which marked the earliest written records of the Egyptian hieroglyphs and petroglyphs .