Which data would be best analyzed and communicated using a histogram?

the daily high temperature at a woodland weather station, measured every day for a year

counts for nine different species of duck sighted on a given date

the relative percentages of plant spores found in a sample of 10,000–year–old lake muck

the average number of clams dredged up at different depth ranges (5–10 m,
10–15 m, etc.)

Which of the following statements is correct in hour our immune system responds to a potential pathogen? a. the adapted immune system will call on the innate immune system to destroy the pathogen. b. b cells will start reading the antigen code immediately and call t cells to assist in destroying the pathogen. c. the skin will be the first line of defense, and then the many phagocytes in the bloodstream will attempt to consume the possible pathogen. d. the t-cells in the adapted immune systems are the first to recognize the pathogen vaccines are weakened forms of disease causing microorganisms, which are given to patients to prevent disease. after the vaccine is administered, the immune system responds by creating a(n) to recognize the a. antigen, antibody b. antibody, antigen c. antibody, antibiotic d. antibiotic, antibody