Answer: a. Good hygiene is important for staying healthy; likewise, a balanced diet is essential for good health.
Explanation: From the given options, the sentence that correctly uses a semicolon and a conjunctive adverb to link two or more closely related independent clauses is the corresponding to option a: "Good hygiene is important for staying healthy; likewise, a balanced diet is essential for good health," because when linking two independent clauses with a conjunctive adverb (in this case "Likewise") we need to put a semicolon before the adverb and a comma after.
So a few years earlier no one had money to buy food that what caused world hunger.If they didn't get food fast they would die.So they had steal food or ask someone for money to get food.