often has to vary his methods of stimulation but in this long vigil he is also himself striving against a continual tendency to sleep." a. Matthias Grünwald b. Marc Chagall c. Albrecht Altdorfer d. Albrecht Dürer Please select the best answer from the choices provided A B c D

The best answer from the choices provided is:<br /><br />b. Marc Chagall<br /><br />Marc Chagall was known for his unique and imaginative style, often incorporating dreamlike and fantastical elements into his work. The description of varying methods of stimulation and striving against a continual tendency to sleep aligns with Chagall's artistic approach and themes.