𝐏𝐎𝐒𝐓 𝐓𝐖𝐄𝐍𝐓𝐘 𝐅𝐈𝐕𝐄 𝐑𝐞𝐬𝐢𝐬𝐭𝐨𝐫𝐬 𝐢𝐧 𝐂𝐢𝐫𝐜𝐮𝐢𝐭, 𝐛𝐚𝐭𝐭𝐞𝐫𝐲, 𝐛𝐮𝐥𝐛