Complete the Summary below. 1. Student Mark Levin wanted to t | Let’s IELTS

Complete the Summary below.

1. Student Mark Levin wanted to test whether having a (1) black cat walk across your path brings good or bad luck.

2. He invited people to play a game which involved (2) coin tossing. The cat was encouraged to walk across their path, and the players continued with their game.

3. As a control, Mark repeated the experiment with a (3) white cat. Results showed that the superstition had no effect on the game.