When is the self-esteem of individuals affected by a change process usually at its lowest?

The Business Activity Model shows the doing activities' of a business system.
Which element of CATWOE do these activities relate to?

As part of an investigation a Business Analyst has devised a form for users of an existing system to use to keep track of the tasks they undertake during their working day.
Which of the following describes this investigation technique?

Which stage in the waterfall model is considered as several separate stages in the V model?

A company holds information about 1000 customers. It receives, on average, 50 orders per day. Each order must be placed by only one customer. Customers must have placed at least one order but may place several. An analyst has shown an association between the classes Customer and Order.
What multiplicities should she show at the Order end of this association?