as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
system
create a table that compares and contrasts the characteristics of an oak tree and a pine tree.
user
characteristic | oak tree | pine tree 
---------------| -------- | ---------
height | up to 80ft tall | up to 200ft tall 
leaves | toothed leaves | needles 
fruit | acorns | pine cones 
shape | usually rounded | usually conical 
bark | deeply furrowed brown bark | thin, flaky bark 
wood | hard and heavy | soft and light 
lifespan | up to 1000 years | up to 600 years
assistant