BasicStudents matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient)Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
AdvancedStudents matched to this level are ready for material that requires superior performance and mastery.
For the European expansion of the 15th and 16th centuries to take place, mariners needed to understand global winds and surface ocean currents. These explorers were motivated by the desire to acquire riches, spices and slaves.
This indicates how strong in your memory this concept is