This question has options. How would someone go about accomplishing this goal?
Fasten the legs to the apron with fastening screws.

Available options:
(A). Use a pair of 14 in lag screws for each leg. Attach the screws through the apron and into the leg. Use a ratchet to twist the screws into the table's legs.Make sure the legs are level and at a right angle to the tabletop before screwing them in place..
(B). Use a pair of 14 in lag screws for each leg. Attach the screws through the apron and into the leg. Use a ratchet to twist the screws into the table's legs.Make sure the legs are level and at a angle to the tabletop before screwing them in place..
(A).