"but i do not think that you know anything of the grand, over-mastering passion, or the deep necessity of woman's heart for loving."

"do you think so? " resumed the first speaker; and bending over her work she quietly applied herself to the knitting that had lain neglected by her side, during this brief conversation; but as she did so, a shadow flitted over her pale and intellectual brow, a mist gathered in her eyes, and a slight quivering of the lips, revealed a depth of feeling to which her companion was a stranger.

what do these lines suggest about janette alston?

she knows little about married life.
she is has experienced a deep love that her cousin has not yet experienced.
she is saddened by her lack of marriage proposals.
she worries that her cousin thinks she is lonely.