Find the SLOPE of the graph below

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Me d is also an option but i couldn't get it in the picture

What is the area of this figure. select from the drop down box menu to correctly complete the statement shows a rectangle 3in. by 16in. and a trapezoid center is 10 in. by 5 in. answers are 128 136 153 258