Explanation:

- B: Starting with this sentence sets the context by acknowledging that opening a bank account can seem intimidating.

- D: This sentence follows naturally by offering reassurance about standardized processes, building on the idea of intimidation.

- C: Once the process is understood as standardized, this sentence explains what's actually involved in opening the account, making it straightforward.

- A: Finally, this wraps up the process by describing the benefits of saving time and money once the account is open.

The sentences flow logically from introducing the problem, reassuring the reader, explaining the process, and concluding with the benefits.

- Correct order: BDCA

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