Can you please fully explain how to solve this problem with actuarial notation. Thank you, I will upvote if the solution is correct.

1. Using the Illustrative Table at 6%, find the level annual benefit premium for a 25-year endowment insurance issued to (40) with death benefit 1000 and endowment benefit 2000 in each of the following cases. (a) fully discrete , (b) fully continuous (assumed UDD) , (c) semi-continuous (assume UDD)