The PH of the Inner Thylakoid Space Has Been Measured,as

Multiple Choice

The pH of the inner thylakoid space has been measured,as have the pH of the stroma and of the cytosol of a particular plant cell.Which of the following relationships would you expect to find when the cell is examined in the light?

A) The pH within the thylakoid is lower than that of the stroma.
B) The pH of the stroma is lower than that of either the thylakoid space or the cytosol.
C) The pH of the thylakoid space is higher than that of either the stroma or the cytosol.
D) The pH of the stroma is higher than that of either the thylakoid space or the cytosol.