Question 3: I must remember ________ Frances when I get home to let he

Question 3: I must remember ________ Frances when I get home to let her ________ about the changes to the schedule.

• A. having called – know
• B. calling – to know
• C. to be calling – known
• D. to call – know

-  Remember to V: nhớ phải làm gì.
- Let sb do sth : để ai đó làm gì.