Question

Which sentence combines these two sentences and includes a relative clause? The twins pretended to be each other. The switch was a huge mistake. The twins pretended to be each other, a huge mistake. The twins pretended to be each other, which was a huge mistake. The twins pretended to be each other because they made a huge mistake. The twins pretended to be each other, and it was a huge mistake

Answer 1

The twins pretended to be each other, which was a huge mistake.

Step-by-step explanation:

I took the test.

Answer 2

The twins pretended to be each other, which was a huge mistake.