You must look in between the primary colors.
In between blue and yellow, there will be three colors but the one in the middle is the complementary (Green)
1. The answer is c
2. The answer is c
Yes I believe,
if they bought merch for a 100 they woul get a 50 dollar gift card within 30 days.
but then a customer got a 50 of 200, so he had to buy over a 100
Try looking it up on google or another website