Please help me solve this questions with clear instructions

A car manufacturer tested the life in miles- of 3 different brands of tires, mounted on their 6 new model cars. A total of 36 results were processed. (This means 2 observations for each combination tire/model car) Assume that the purpose of the study was to decide which brand of tires to select as standard equipment for each of their 6 new model cars. Based on this information, which design is appropriate, (select one): Complete the MTable. I have erased a number of entries ONE WAY ANALYSIS OF VARIANCE Source DF Q SS 3&1 MS F P Cars 5 350661111 0.000 Error 30 35366666? Total 35 2106972222 COMPLETE BLOCK DESIGN Source DF H SS 3&1 MS F P Cars 350661111 0.000 Tires 106361111 0.000 Error 140944444 Total 2106972222