How do prepositions function in a sentence?

In these frames, the author emphasize the challenges lqbal faced by showing

Which sentence does not contain an intensive pronoun? a) i guess i will just take out the trash myself. b) while treating herself to lunch, angie ran into an old friend. c) tony himself made dinner last night even though he hates to cook. d) lisa wondered if she herself was the one who left the oven on all day.

Read this excerpt from the declaration of independence