Answer: ruling out rival hypothesis
Explanation:
To rule out rival hypothesis suggests that to exclude the possible explanation for a specific claim. This suggests that before confirming or believing something one has to ensure that other explanation for a specific claim has been disproved to become sure for a specific claim.
According to the given situation, the stress and illness relationship is required to be derived. The increased level of stress and illness is responsible for the decrease in immunity is ruled out by the fact that people due to stress indulge or engage in health damaging behaviors. This is responsible for illness.
I say c. cause it is show casing more then one
<span>I believe tetralogy of fallot is a DQ from military service because some of its symptoms can be found in the list of DQs related to the heart.</span>
Yea absolutely you already know
Well 1). is it a abcd answer ? 2). influences can be good and they could be bad but in this generation its actually hard to find a good influences because drugs are steadily rising fights with the law and etc . but there will always be a good influence if you look in the right places .