Question
4.17
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
Question
4.18
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
Question
4.19
QlQBI6jcACpo1qpFC3pdZzDoX2+m41hJbK7or7Vd60DmMNz1BsvbdK4bqb7h9DQxGqon8Szdhnm8odn5WpdEp5wTaGggGEJPZa6y1V4X/d479BKML+7MkTeIrYynUP744CxK+tFywMyhcBlB4W0EewmgbYQjjDkzrcnay8D5ZMpUwNNTODQq+c7MQbLpQwnqWOgtXDtFgmA4rpsR1BRisSNXuLl8RjubB7jyfT3aRW892Gl+gjH+dvFQfr7XY3oxb54r1LrnGQ44otTYWV3W5DdHp/C2ysC2GSY9vUc7GjPop0tOmPuEupk37U8=
Question
4.20
fMO8kqDYCOZc2z4rDiD18zs/5yiLJj2a5/SnrKoP/PrIxE3ILcpQcJ5RHtICobeM8nH3iwbtIcTx7QeJ9zlaepJL9bnL+0Cx5oR6rNqYs6Z38jUL5pezL3XCTx5VJ99RGGG9fOIUsIhxtf3dLjIIc12avjMQnhX+