Adverbials can be placed at the beginning or end of sentences. One-word adverbials, such as 'Perhaps' are placed at the beginning. When adverbial...

Adverbials can be placed at the beginning or end of sentences. One-word adverbials, such as 'Perhaps' are placed at the beginning. When adverbials initiate the sentence, however, the whole sentence is modified. Bearing this information in mind, which meaning is the sentence-initial adverbial conveying in the following sentence: "Hopefully I can be a doctor"? Desirability Presumption Usuality Manner Probability.