People not having enough time.
Answer:
The correct answer is option D.
Explanation:
A cross-sectional survey is a research survey generally use to develop a physiological study. It is based on the collection and analysis of the data from a population or a subset group at a particular time.
Study B is providing a better understanding of fulfilling the criteria for providing and ascertaining the causality between the variables.
Thus, the correct answer is option - d.
They provide hidden lies that will always misinform the consumer.
They provide celebrity encouragement to persuade the consumer.
They provide rebate money after purchases to refund the consumer.
B. throughout pregnancy
C. third trimester
D. first trimester
The statement that the principle of specificity refers to the concept that improvements in the various fitness areas require specific kinds of activity is true. This means that the activity must be relevant and appropriate to the sport. Example: marathon runner should train long runs, short runs and burst runs, but also specific muscles. For a basketball player the training should consist of agility and bursts of speed as well as shooting accuracy.