...... send the catalogue as soon as possible.
Understand the Problem
The question is asking which phrase is grammatically correct to complete the sentence about sending a catalogue. The answer choices provided suggest different phrases to fill in the blank.
Answer
Please.
The final answer is Please.
Answer for screen readers
The final answer is Please.
More Information
Using 'Please' at the beginning of a sentence is a polite way to request the catalogue to be sent as soon as possible.
Tips
Avoid using 'Please to,' 'Thank you to,' or 'Thank you for' as they do not fit grammatically at the start of a request.