Respuesta :
Answer is B)
Many countries are making progress to solve environmental problems; however, there is more to be done.
When using however in the middle of a sentence, we use a semicolon, followed by however, followed by a comma. This helps to separate the two clauses while still connected the ideas.
Many countries are making progress to solve environmental problems; however, there is more to be done.
When using however in the middle of a sentence, we use a semicolon, followed by however, followed by a comma. This helps to separate the two clauses while still connected the ideas.