Bias of broadcasters months later, a different broadcaster rep
its of another study claiming that taking fish oil daily
reases the risk of a heart attack by nearly 50 percent.
diet of participants
length of study
education level of study participant
genetic differences in study particip
age of study researchers

1. Physical condition of study participants.

3. Diet of participants.

4. Length of study.

6. Genetic differences in study participants.

Explanation: This is the correct answer on Edge 2021, just did the assignment. Hope this helps ^-^.

the correct answer is 4 (giveaways to the public)

something that is given away or gave out for free. an occasion at which things are given away to free. something that is evident or obvious; something that uncovers a mystery.

it could be be in a form of a lucky draw as well. these the company events gather more audience for their pr and it also increases their ratings as well. this is a way to attract more customers towards themselves.