Question

B. Circle the correct options. 1. Early humans used ( sharp stones / knives) to kill wild animals. 2. Early humans discovered fire by ( rubbing branches / rubbing stones). 3. Early humans used fire to protect themselves from the ( cold / rain). 4. Logs of wood rolling down the hill gave early humans the idea of ( wheels / swings). 5. Early humans learnt to (swim / grow crops) much later.​

Answer 1

Answer:

1) sharp stones

2) rubbing stones

3) cold

4) wheels

5) grow crops

Answer 2

Answer:

1. sharp stones

2.rubbing stones

3. cold

4. wheels

5. grow crops