Which answer is the best? Thank you!

You work for a company in the marketing department. Your manager has tasked you with forecasting sales by month for the next year. You notice that over the past 12 months sales have consistently gone up in a linear fashion, so you decide to run a regression the company's sales history. If 10 months are sampled and the regression output is given below, what can we conclude about the slope of time? Predictor Coef Stdev t-ratio P Constant 528 . 987 73. 3089 7.22