The relationship between the number of dollars per month that a company spends on
advertising and its monthly sales can be modeled by the equation y = 0.1x + 10,000,
where x is the amount spent on advertising and y is the monthly sales. According to the
model, what will be the company's monthly sales if it spends no money on advertising?
a) $0
b)$1000
c)$10000
d)$100000