How did french impressionists such as claude monet capture their impressions of a scene on canvas?

a - french impressionists used quick strokes of color in neutral hues that reflect the true colors of objects.

b - french impressionists applied frenzied brushstrokes to solidly model figures using light and shadow.

c - french impressionists used dabs of pure, vibrant color to show changing light and weather conditions.

d - french impressionists snapped quick photographs of a scene to capture their impressions before painting.