What is the definition of apostrophe

Which sentence uses the past tense of to study correctly? a. mark is studying for his math test with margie. b. mark will study for his math test with margie. c. mark studied for his math test with margie.

Which of the narrator's statements in "the yellow wallpaper" suggests that she does not think women are too frail to be intellectual? a.i verily believe she thinks it is the writing which made me sick! b.of course i didn't do a thing. jennie sees to everything now. c. i don't feel as if it was worth while to turn my hand over for anything, and i'm getting dreadfully fretful and querulous. d. so i walk a little in the garden or down that lovely lane, sit on the porch under the roses, and lie down up here a good deal.

Which syllable is stressed with the word retribution