Final answer:
Without the table of trucks and their sizes, we cannot choose the smallest suitable truck for the Jones family's move that meets their requirement of 40 cubic meters of space.
Step-by-step explanation:
The student's question is focused on determining which moving truck has at least 40 cubic meters of space for the Jones family's move. To answer the question, we would normally review the truck options provided in a table to assess their storage capacities. However, as no table has been included in the question information, we cannot determine the smallest truck that the Jones family can use based on the given data. If a table of trucks and their respective sizes were provided, we would compare those sizes to the family's minimum requirement of 40 cubic meters to choose the smallest suitable truck.