1. You are doing a report on a modern author and find newspaper articles reviewing one of his latest works. This source is

A. Primary source
B. Secondary source

2. You are looking into climate change and find an article that reviews the results of several experiments. This source is

A. Primary source
B. Secondary source

3. You are researching the effectiveness of treatments for attention deficit hyperactivity disorder ( ADHD ). You find a case study from a drug trial for adderall. This source is

A. Primary source
B. Secondary source

4. You are doing a report on Canadian history and find the constitution of Canada. This source is

A. Primary source
B. Secondary source