𝐑𝐞𝐚𝐝 𝐚𝐧𝐝 𝐜𝐡𝐨𝐨𝐬𝐞 𝐭𝐡𝐞 𝐫𝐢𝐠𝐡𝐭 𝐨𝐩𝐭𝐢𝐨𝐧.

Many students can’t concentrate in a noisy room as they are easily ... .