See attached photo, calc ab, please show work too!

Answer:
(B) 15
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
Algebra I
Calculus
Derivatives
Derivative Notation
Derivative Rule [Chain Rule]: [tex]\displaystyle \frac{d}{dx}[f(g(x))] =f'(g(x)) \cdot g'(x)[/tex]
Step-by-step explanation:
Step 1: Define
h(x) = f(g(x))
h'(1) = ?
Step 2: Differentiate
Step 3: Evaluate
Topic: AP Calculus AB/BC (Calculus I/II)
Unit: Derivatives
Book: College Calculus 10e