Which sentence includes a dependent clause?(1 point)

Responses

Today is her 16th birthday.
Today is her 16th birthday.

The package was heavy.
The package was heavy.

It was a fancy hat!
It was a fancy hat!

She smiled as she opened the package.

She smiled as she opened the package.

The sentence "She smiled as she opened the package." includes a dependent clause.

The sentence that includes a dependent clause is: "She smiled as she opened the package."