A . Plumbing is the correct answer. Biology is a science, English is a language, Physical education is a more or less a co-curriculum subject. Plumbing is an artisan, its more involving and needs training to perfect in such an art.
The answer to your question is,
A. Albumin
-Mabel <3
Answer:
Frances wants to earn an advanced university degree,
Derek wants to publish a book.
Peggy is training to run a marathon.
