What is produced when a yeast cell undergoes fermentation? . a] ethyl alcohol. b] pyruvate . c] oxygen gas. d] lactic acid.

Through an uplift under the earth's crust at a divergent boundary a is formed. a. cliff c. plateau b. fault d. mountain select the best answer from the choices provided a b c d i know the answer is not b

Look at the images of different rocks. which rocks have a fine-grained texture? check all that apply. 1 2 3 4 5

Which strategy is an example of how companies may upgrade themselves to meet changing customer preferences? a.doing door-to-door sellingb.using billboards to advertise the productsc. making online shopping services availabled.giving discounts on products