The correct option is C Both the statements are correct
When a bear eats berries, the bear is functioning as a primary consumer but when the same bear eats a plant-eating rodent, the bear is functioning as a secondary consumer. So, here, it is consuming two organisms present on different levels of a food chain.
The diet of some organisms make the relationships complex and thus food web is formed.
Many food chains together give rise to complex interconnections termed as a food web.