Choose the correct answer.
1 of 5 They couldn't go to the beach ____ of the rain.2 of 5 They couldn't go to the beach _____ it was raining.3 of 5 _____ it was raining, they couldn't go to the beach.4 of 5 _____ the rain, they could't go to the beach.5 of 5 _____ it was a rainy day, they couldn't go to the beach.