Explanation:
A.
a). i. Examining a theoretical variable
A culture may be defined as the information that is acquired from the other members of any species through the social learning. It is the particular information or it is the group of the individuals who exists in the shared context. Choosing what cultures to study is based on the theoretical consideration or the theoretical variable and examining the degrees of the variability.
b). ii. Different versus similar cultures
Cross cultural comparisons is a study which examines whether the measure of the psychological construct that was previously generated in the single culture is also applicable meaningfully and thus equivalent in the another culture.