The correct answer is: a) Traditional bullock carts.
Kattu Maram is a Tamil word that means “wooden log”. It is used to refer to traditional bullock carts, which are a type of vehicle that is pulled by two bullocks. Bullock carts are a common sight in rural India, and they are used for transportation and for carrying goods. They are a slow and inefficient mode of transportation, but they are relatively inexpensive to operate.
The other options are incorrect. Local ferry services are a type of transportation that is used to cross rivers or other bodies of water. Heritage train rides are a type of tourist attraction that offers rides on old-fashioned trains. Cycle rickshaws are a type of vehicle that is powered by a human cyclist.