Study the sentences a-d. Then choose the correct options to complete the rules.
a. Companies pay them a lot of money to advertise products because they are like internet celebrities.
b. Companies want to reach young customers as they spend a lot and they stick with the brands they like.
c. A clothes retailer gives lots of their products to influencers since they hope the influencers will wear or just mention their stuff online.
d. Marketing companies give me a product because of my popularity on social media.
RULES
1. We use a clause / noun phrase after because / as / since to indicate the reason for an action or event.
2. We use a clause / noun phrase after because of to indicate the cause of something.