Which type of research involves studying the same group of individuals over time? A. Cross-sectional
B. Longitudinal
C. Correlational
D. Questionnaire

Jake used to go surfing with his friends several times each week recently he has been spending a lot of time playing computer games what do you predict will be result of this change

Viral infections in plants ) can be controlled with antibioticsb) can spread within a plant via plasmodesmata c) have little effect on plant growthd) are not spread by animals

Analyze the impact of the availability of health services in the community and the world. research various school and community health services for people of all ages such as vision and hearing screenings and immunization programs. identify situations requiring professional health services for people of all ages such as primary, preventive, and emergency care.