This is a question with answer options. Goal: How to sunbathe?

Which of the following methods is more reasonable for accomplishing this goal?

Options:
(A). Set a towel down on the sand and apply sunblock evenly. Lay in the sun for some time making sure to turn for an even tan.;
(B). Set a towel down on the sand and apply sunblock evenly. Lay in the sun for a short time making sure to turn for an even tan.;...I think the answer is
(A).