For the AP World History 2021 exam, are the FRQs on the College Board website [https://apcentral. collegeboard. org/pdf/ap21-frq-world-history. pdf] the questions that will be on the exam? If not, are they just for practice? Thanks in advance

Which statement best describes lymph? a. a clear fluid that carries proteins, water, white blood cells, fat, dead cells, and toxins that drain from the fluid between the cells of the body b. a clear fluid in the cells that to secrete and transport hormones from one region of the body to another c. a thick, opaque, and yellowish fluid that is present when there is an infection in the body d. a clear, liquid component of blood that contains red blood cells, white blood cells, platelets, and iron