Nick observes thickening and discoloration of the mail of the index finger. what disease is nick suffering from?

what is the question

answerthe above statement is (false);

most untrained people can comfortably hold their breath for 25 to 30 seconds before gasping underwater but people in good health can hold their breath for approximately one to two minutes.

explanation:

nobody pulgs their while going under water unless there pisoion in water idk were do u need to plug ur nose underwater