In which sentence does the underlined pronoun have no stated antecedent?

a)we should leave the library.
b)jacob, you should come to the library.
c)carla said she was leaving the library.
d)my family met at our local library.

If one writes logically, he will prove his point. is this sentence correct or contains an unwarranted shift in person?

Yosemite has spectacular scenery and which has half-time bears. how do i write i. parallel structure?

On what evidence did you base your predictions? check the four boxes that apply. there is a rope around his neck. he is in alabama. his hands are tied behind his back. he is standing high above a river. the bridge is for railroads. some crimes are punished by hanging.