Which meaning does the idiom in the following sentence convey?

Question

“If this birdhouse doesn't stay together, we will have to go back to the drawing board,” my father warned.

(1 point)
Responses

We will have to give up and begin a new project.
We will have to give up and begin a new project.

We will have to come up with new ideas.
We will have to come up with new ideas.

We will have to return inside.
We will have to return inside.

We will have to sketch new pictures.

Answer 1

The idiom "go back to the drawing board" conveys the meaning that "We will have to come up with new ideas." This phrase is often used when a plan or project has failed, and it suggests that it's necessary to rethink and come up with a new approach.