Movement into and out of cells — practice question

What changes take place as carbohydrate is transported into a sink?

• Awater potential of the sieve tube element becomes lower; volume of liquid of the sieve tube element decreases
• Bwater potential of the sieve tube element becomes lower; volume of liquid of the sieve tube element increases
• Cwater potential of the sieve tube element becomes higher; volume of liquid of the sieve tube element decreases
• Dwater potential of the sieve tube element becomes higher; volume of liquid of the sieve tube element increases