<p>9 Let xn=(1−1/n)^n. Then the sequence {xn}<br />Select one:<br />A. is monotonically decreasing and converges to 1/e.<br />B. is monotonically increasing and converges to 1/e.<br />C. is monotonically decreasing and converges to e.<br />D. is monotonically increasing and converges to e</p>