Brendan has $300 in his bank account. Every week starting the week after he starts his new job, Brendan deposits $70 into the account. Given that the amount of money in Brendan’s account, M, is plotted on the y-axis and the number of weeks after Brendan starts his new job, w, is plotted on the x-axis, which of the following graphs best illustrates the relationship between M and w in the weeks following Brendan’s first day of employment?