Answer:
I think the answer is impasto
Explanation:
Impasto is basically an area of thick painting/texture on a painting, and Van Gough's painting has a lot of varying texture to it.
Try a sketch and then every day keep adding onto that sketch and do it over and over again until you feel like your better at drawing
Mannerism stepped away from being perfectly proportional in paintings. artists created their subjects with exaggerated limbs, and they often looked at the fearful and tense subjects of society rather than the beauty.