Sam and Joe are twins. They have each kept track of their heights every year since they were 5.
Sam made a table to track his height.
Age, a 5
Height, h (cm) 101
105
6
7
8
9
10
109
113
117
121
Joe wrote an equation to track his height: h = 4a + 75
Based on the evidence shown, which statement correctly
compares the twins' rates of growth?