The answer is looking. A person can observe the things around them by just using his or her eyes and looking at a certain thing such as having to observe and pay attention to the posture of a person or their movement without having to pay attention with verbal messages.
Bahadur Shah doesn't be jealous of his brother Rana Bahadur Shah. Like his father Prithivi Narayan Shah,he was good,brave and couragable person. He doesn't stole the power from his brother. Thus,he was capable son of capable father.
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Answer:
C)caffeine is the independent variable
Explanation:
Caffeine is the independent variable and word recall is the dependent variable. Word recall is dependent on the presence or absence of caffeine.