Read each sentence and determine whether the "" clause is independent or subordinate.
1. Graphology, "which is the study of handwriting", has existed for many years.
independent
subordinate

2. "Many people think that handwriting can reveal personality traits."
independent
subordinate

3. " Because some businesses accept this theory," they analyze job applicants’ handwriting.
independent
subordinate

4. When you apply for a job, "watch your handwriting."
independent
subordinate