Suppose that the given statements are true.Find the other true statements. (a) Given: If the window is above the door, then David's cousin is a girl. XXXXXXXXXXIf David's cousin is a girl, then the...

Suppose that the given statements are true. Find the other true statements. (a) Given: If the window is above the door, then David's cousin is a girl. If David's cousin is a girl, then the book was for sale online. Which statement must also be true? - If the window is above the door, then the book was for sale online. - If the book was for sale online, then David's cousin is a girl. - If David's cousin is a girl, then the window is above the door (b) Given: If Amy heard the radio, then I am in my first period class. Amy heard the radio. Which statement must also be true? - I am in my first period class. - I am not in my first period class - Amy did not hear the radio. (c) Given: If the river is overflowing, then that is Josh's favorite joke. Which statement must also be true? - If that is not Josh's favorite joke, then the river is not overflowing. - If that is Josh's favorite joke, then the river is overflowing. - If the river is not overflowing, then that is not Josh's favorite joke?

Extracted text: Suppose that the given statements are true. Find the other true statements. (a) Given: If the window is above the door, then David's cousin is a girl. If David's cousin is a girl, then the book was for sale online. Which statement must also be true? (choose one) (b) Given: If Amy heard the radio, then I am in my first period class. Amy heard the radio. Which statement must also be true? (choose one) (c) Given: If the river is overflowing, then that is Josh's favorite joke. Which statement must also be true? (choose one)