Let f : X → Y and g: Y→ Z. Let h = gof: X→ Z. Suppose g is one-to-one and onto. Which of the following is FALSE? Select one: O a. If f is not one-to-one then h is not one-to-one. O b. If f is one-to-one then h is one-to-one. O c. If f is not onto then h is not onto. O d. O e. If f is onto then h is onto. If f is one-to-one then h is one-to-one and onto.

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