Do the words in RED form a dependent clause or independent clause?

Until Mr. Sanchez had his first cup of coffee, he got very angry if we didn't have our homework.

Do the words in RED form a dependent clause or independent clause?

While Bailey slept on the sofa in front of the TV, Samson, the family dog, gnawed on the leg of the coffee table.

Do the words in RED form a dependent clause or independent clause?

While Bailey slept on the sofa in front of the TV, Samson, the family dog, gnawed on the leg of the coffee table.

Do the words in RED form a dependent clause or independent clause?

Diane decided to plant tomatoes in the back of the yard where the sun blazed the longest during the day.

As business executives fly around the globe to sell their companies' products and services.

Globalization means more travel for individuals in business.

When hospital nurses change from a day shift to a night shift, for example.

Although there is no sure way to prevent jet lag.

There are some ways to minimize it.

When I heard that the Fortnite craze was over, I was ecstatic.

Which one is a dependent clause?

What is the subject?

the orange cat ran quickly

Choose the term that matches the definition:

Has a subject and predicate BUT cannot stand alone

The following sentences contains a dependent clause:

The students are prepared.

Choose the best subordinating clause to fit the sentence: Mary started yoga __________she wanted to learn to relax.

What is the subordinating clause in this sentence: Because my coffee was too cold, I heated it in the microwave.