D)    3    and    5

1.    Encouraging members of the military services to settle permanently in the colony
2.    Encouraging the conversion of the Amerindian
3.    Permitting fishing in the Gulf of St. Lawrence    (Not Correct)
4.    Encouraging the establishment of new trading posts
5.    Granting family allowances to large families    (Correct)

HINT -What would encourage Immigration ?