Question

The study design for developing the new vaccine is:

• A. Cross-sectional study
• B. Cohort Study
• C. Longitudinal study
• D. Randomized Controlled trial

Hint:

Randomized Controlled Trials (RCTs) are considered the gold standard for evaluating the effectiveness of interventions like vaccines.

Answer 1

The Correct Option is D

Step 1: Understand the study design for vaccine development.
For developing a new vaccine, the most appropriate study design is a Randomized Controlled Trial (RCT). This study design allows researchers to assess the efficacy and safety of the vaccine by randomly assigning participants to treatment and control groups.