请问这个dividend不算investment gain嘛？

问题如下：

An investor acquires a single share of a stock for $90. After one year, the company distributes a dividend of $2.50 per share. Subsequently, in the next two years, dividends of $2.75 and $3.25 are paid. The investor eventually sells the share for $105. What is the nearest estimate of the money-weighted rate of return for this investment?

选项：

A.

7.92%

B.

6.22%

C.

8.40%

解释：

Initial Investment: -$90 (outflow)

Year 1 Dividend: $2.50 (inflow)

Year 2 Dividend: $2.75 (inflow)

Year 3 Dividend: $3.25 (inflow)

Selling Price: $105 (inflow)

IRR=6.22%