Help please! i’ll give brainlest or whatever it’s called Which of the following is true about a trend line for data?
A. The minimum data point always lies on the trend line.
B. Every data point must lie on the trend line.
C. The trend line describes the pattern in the data if one exists.
D. The trend line includes the effect of all outliers in the data.

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)