Read the sentences. Then select the sentence that properly combines them by using a semicolon.
I never know what to get him for his birthday. Perhaps I will get him a bicycle.
I never know what to get him for his birthday. Perhaps; I will get him a bicycle.
I never know what to get him for his birthday. Perhaps I will get him a bicycle;
I never know what to get him for his birthday, Perhaps I will get him a bicycle.
I never know what to get him for his birthday; perhaps I will get him a bicycle.