Final answer:
Out of the given options, 'Consequently' is the transitional expression used to demonstrate cause and effect relationships.
Step-by-step explanation:
In the English language, transitional expressions are utilized to link or connect ideas or statements in text. Out of the options given, 'Consequently' is the transitional expression that we use to show cause and effect. For instance, 'She did not study for her test. Consequently, she got a low score.' Here, the term 'consequently' shows a result (effect) of not studying (cause).
Learn more about Transitional Expressions