Put the sentences (a-c) in the correct order, then fill in the blank to make a logical text.

Nowadays delivery people are commonly seen in our city. Of all the delivery people who deliver us parcels, our family likes Mr Nam the most. _______
a. Mr Nam is about 40 years old and he is a kind, friendly, and responsible person.
b. If I am not at home, he usually leaves the parcel with our neighbour and then I transfer money to him by online banking.
c. Before he brings a parcel to our house, he always calls to check if we are at home.