It's Easy to Measure the Circumference of a Tree's Trunk,but

Multiple Choice

It's easy to measure the circumference of a tree's trunk,but not so easy to measure its height.Foresters developed a model for ponderosa pine trees that they use to predict the tree's height (h,in metres) from the circumference of its trunk (c,in centimetres) : ln
= -1.2 + 1.4(ln c) .A lumberjack finds a tree with a circumference of 30 cm.How tall does this model estimate the tree to be?

A) 35 m
B) 83 m
C) 11 m
D) 5 m
E) 19 m