the holmes and rahe scales have been used to predict vulnerability to physical illness and psychological disorder due to different stressors that are

The correct answer is - negative and positive changes in life.

Explanation:

A series of questiones are developed by the Holmes and Rahe (1967) which is known as social readjustment rating scale for recognizing and finding the events that marked as stressors.

These stressors can be positive or negative changes that occurred in the life of an individual in life. They have made 43 events of life based on the question asked to tho large sample of participants.

Thus, the correct answer is -  negative and positive changes in life.

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.