Write a computer function to calculate the nth row of pascal's triangle iteratively from the (n-1)-st row. (the computation step, using vector operations, can be done in one line).

Ingrid started speaking about her slide presentation. when she clicked to th"third slide, which had just a picture of an elephant, she forgot what she wassupposed to talk about. what could ingrid do to avoid this situation in thefuture? oa. print handouts for her audience.ob. add presenter's notes to each slide.oc. add a video to each slide.od. save her slide presentation to a flash drive