Regarding Hormones and Body Temperature, Which Statement Is True

Regarding hormones and body temperature, which statement is true?

A) Body temperature does not fluctuate during the monthly hormonal fluctuations.
B) During the luteal phase, when estrogen is the dominant hormone, the resting body temperature is 0.3^°C lower than it is during the follicular phase.
C) During the follicular phase, when estrogen is the dominant hormone, the resting body temperature is 0.5^°C higher than it is during the luteal phase.
D) During the follicular phase, when estrogen is the dominant hormone, the resting body temperature is 0.3^°C lower than it is during the luteal phase.
E) During the luteal phase, when progesterone is the dominant hormone, the resting body temperature is 0.8^°C higher than it is during the follicular phase.