D. Human population increased significantly in a short period of time
The answer is C. I think I’m not to sure
The correct option is A.
Meurer et al., 2002 divided domestic violence into nine stages, with each of the stages having its own characteristic features. The author wrote that the stage four of the nine divisions is characterized by initiation of excessive control by means of physical and emotional abuse. Domestic violence has been defined as a type of coercive behavior that is targeted at gaining control over a particular related person by using intimidation, threat or harmful weapons. <span />
The correct answer is letter D
Delayed reinforcement is a time delay between the desired response and the reward in the Operant Conditioning.
Operant conditioning (sometimes referred to as instrumental conditioning) is a method of learning that occurs through rewards and punishments for behavior. Through operant conditioning, an association is made between a behavior and a consequence for that behavior.

The important places which glorify nepal are
- Durbar Square
- Shree Pashupatinath Temple
- Bhoudanath Stupa
- Changu Narayan Temple
- Lumbini
- Patan Durbar Square
- Swayambhunath Stupa
- Kathmandu Durbar Square
- Janakpur
- Muktinath Temple
- Mustang Caves
- Janaki Mandir
- Kopan Monastery
- Complex of Ruru Kshetra
- Sagarmatha National Park