Choose the one alternative that best completes the statement or answers the question. -An object is placed 15 cm to the left of a double-convex lens of focal length 20 cm.

Choose the one alternative that best completes the statement or answers the question.
-An object is placed 15 cm to the left of a double-convex lens of focal length 20 cm. Where is the image of this object located?
A) 8.6 cm to the left of the lens
B) 60 cm to the left of the lens
C) 8.6 cm to the right of the lens
D) 60 cm to the right of the lens
E) 30 cm to the left of the lens

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