1-C. In fact, most people around the world count using the base-10 system, a method which scholars say we probably inherited from early ancestors who counted, quite naturally, with their fingers.In fact, most people around the world count using the base-10 system, a method which scholars say we probably inherited from early ancestors who counted, quite naturally, with their fingers.
2. The future they brought about is the one our current generation inherited and the one we will hand down to the next generation.The future they brought about is the one our current generation inherited and the one we will hand down to the next generation.