50 POINTS! NEED HELP!! The National Aeronautics and Space Administration (NASA) is valuable source of information about earth and space science. Each year this US government agency fields a number of questions and comments from people around the world. The bar graph shows the number of information request the agency received in 1999 which statement is true about the information in the graph? A. The number of monthly information request by writing or phone never exceed 600
B. Emails made up the lowest percentage of information request in the month of May
C. Each month the fewest number of information request come from on site researchers
D. Trends show that the total number of information request decrease from January to December

the answer is; comparing the frequency of collisions with and without the device

this makes the anti-collision system an independent variable and the collisions a dependent variable. if there are fewer collisions with an anti-collision system that without, then it can be stated that the system is a success. essentially, collisions under an anti-collision system are compared with the frequency of collisions by cars with the human drivers.

the corpus luteum secretes estrogens and progesterone. the latter hormone causes changes in the uterus that make it more suitable for implantation of the fertilized ovum and the nourishment of the embryo. if the egg is not fertilized, the corpus luteum becomes inactive after 10–14 days, and menstruation occurs.

i hope this : )