Simplify by First Converting to Rational Exponents $\sqrt{u^{32}}$ A) $\sqrt{\mathrm{u}^{16}}$ B) $\sqrt{\mathrm{u}^{32}}$ C) $u^{5.657}$

Multiple Choice

Simplify by first converting to rational exponents. Assume that all variables represent positive real numbers.
- $\sqrt{u^{32}}$

A) $\sqrt{\mathrm{u}^{16}}$
B) $\sqrt{\mathrm{u}^{32}}$
C) $u^{5.657}$
D) $\mathrm{u}^{16}$