Explanation:

- The Budget speech is presented by a key member of the Indian government in the Lok Sabha. Each of the options represents a high-ranking official:

- Option 1: President

- The President does not deliver the Budget speech. However, the President does give an annual address at the beginning of the budget session.

- Option 2: Prime Minister

- The Prime Minister is heavily involved in the budget process but does not present the speech in the Lok Sabha.

- Option 3: Finance Minister

- The Finance Minister is responsible for presenting the Union Budget in the Lok Sabha. This includes detailing the government's financial plan for the year.

- Option 4: Home Minister

- The Home Minister focuses on internal affairs and security, not the Budget speech.