Sharon Astyk states that farming "isn't rocket science" as a way of suggesting that farming may be easier than
people imagine.
What are two ways that Sharon Astyk supports this
claim?
1. by mentioning that several generations ago
members of her family were farmers
2. by indicating that it is crucial for more people to
join the urban gardening movement
3. by explaining that most people have had some
experience growing a plant from a seed
4. by pointing out that large farms depend heavily
on petroleum fuel even though human labor
could be used
5. by revealing that her family has a successful
farm even though they had little farming
knowledge when they began