Yesterday, bill stopped at the library to pick up some books for his father. when he got to the library, the librarian could not find the books. she looked for them for half an hour. (4) she was embarrassed when she found that they had been put back on the shelves. a.) two possesive singular pronouns and one personal plural pronoun b.) a personal pronoun and two possessive pronouns c.)two personal pronouns and one possessive pronoun d.) three personal subject pronouns

[1] when the twins grew up, they continued to fight. [2] one day they decided to hold a contest to determine who was stronger. [3] though they tried to defeat each other in many different ways, neither one could win. [4] on the last day, they fought with weapons. [5] using a deer antler, the right-handed twin overpowered his brother, and he threw him off the edge of the earth. [6] today, the right-handed twin lives in the sky-world, and the left-handed twin lives in the dark underworld. [7] they rule the earthly world of men together.