In which paragraph does the author mention...

1 an extra received on top of the wages?

*: “Adding the value of my purchase to the €225 I make in a typical day of eight hours of visits and two hours filing reports, I earn more than enough to live on.”

=> B

2 something that might give away the identity of the worker?

*: “I'm hoping to pass off the handwritten notes I'm carrying as a shopping list, because no one must know why I am here.”

=> A

3 a trend which has changed employment prospects?

*: “assignments paying as well as mine are becoming few and far between due to the soaring demand in my line of work.”

=> C

4 typical consumer behaviour?

*: “I am in a supermarket, doing my best to look like any other shopper browsing the shelves.”

=> A

5 the difficulty of finding a job in the field?

*: “there are more than half a million mystery shoppers registered in the UK, making competition for jobs very fierce.”

=> C

6 a good reason for doing the job?

*: “I earn more than enough to live on.”

=> B