Explanation:

- After the lesson, you're expected to write a paragraph on the topic.

- Let's consider the options:

- Option 1: can

- Implies present ability, less about future outcomes.

- Not suitable for talking about skills gained after a lesson.

- Option 2: could

- Refers to past ability or polite requests; not fitting for future certainty.

- Option 3: will

- Predicts future capability or certainty after a condition is met.

- ?? This is the correct term here, because it talks about an ability you will have in the future, after the lesson.

- Option 4: must

- Implies obligation or necessity, less about potential skills followed by a lesson.

- Correct Answer: Will

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