The answer is A
mom did you know that 6 out of 10 teenagers do better in school when they wear
D. “Andy evened his breath, straightened his spine, and made a resolution.”
They incorrectly said "we also had a twenty meter pool" instead of have
The Answer is C.
The <em>physicians and surgeons are professionals</em> that studied many years and dedicated a lot of attention and efforts to learn important scientific knowledge. To practice their profession, they will need <em>additional skills</em> to be able to manage the many aspects of this work: talking with the patients, having an organized office, take important decisions etc.