in this way v. that way v. like this v. like that

"A cobra stands up and spreads its hood to look big and scary. 1.* That way* other animals that want to eat the snake will know to stay away."

Above is the original sentence and which of the following is correct and idiomatic instead of the original?

2. In this way other animals that want to eat the snake will know to stay away."

3. Like that way other animals that want to eat the snake will know to stay away."

4. Like this way other animals that want to eat the snake will know to stay away."

Which of the this alternatives can be corrected by simple changes if they are wrong?

Source: National Geographic Little Kids September/October 2016

Thank you.