Answer:
b.
Explanation:
Manipulation checks are measured variables that show what the manipulated variables concurrently affect besides the dependent variable of interest.
<em>Physical</em><em> </em><em>Maturity </em>is the answer
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Answer:
An interpersonal relationship refers to the association, connection, interaction and bond between two or more people. There are many different types of relationships. This section focuses on four types of relationships: Family relationships, Friendships, Acquaintanceships and Romantic relationships.
Explanation: