Answer:
many unknown variables that directly affect the individual's heart health condition.
Explanation:
The problem with this conclusion is that there are many unknown variables that directly affect the individual's heart health condition. Their socioeconomic status is one such variable since this determines whether or not the individual is able to afford the right types of food, healthcare, medicine, etc. All of these are vital components of maintaining a healthy heart and preventing heart disease. Ancestral health histories are also an important variable to take into consideration in this scenario but it was not. Therefore, the data gathered is not very reliable.
Mineral Hardness is how scratch resistant a mineral is.
The answer is typically A. But really, any of these can be chosen, as many modern couples seem to want to delay everything until they've settled into their careers. But children is definitely the biggest one.
The Grange is an order of Patrons of Husbandry known as the fraternal organization, a group founded by Oliver Kelly for the struggling farmers which is the answer. This organization has a rich history and a highly visible community in the United States.