Correct the redundancy problems from the following sentences. Try to make the sentences more concise. Blinking his eyes rapidly, he tried to adjust to the sudden change in lighting as he entered the dark room. Armed with a magnifying glass, she carefully examined the intricate details of the ancient manuscript,searching for hidden clues. Serenely and steadily, the river flowed downstream smoothly, reflecting the surrounding trees in its crystal-clear waters. With incredible skill, the virtuoso musician played the instrument, effortlessly producing enchanting melodies that captivated the audience. Deep in thought, he contemplated the complex problem, his brow furrowing as he considered various solutions.