All the above answers are half true.
The correct answer is as follows:
Though, the company has incurred Profit in the current year, Cummulative Prefrence Shareholder can not demand the dividend.
It is the duty of the company to pay dividend.
But, Company may pay dividend at any time in future.
Actully, the concept of Cummulative Prefrence shareholder came into existence for the following reason.
Shareholder will get the Dividend
&
Company shall pay dividend at any time in future. Company will not have compulsion to pay dividend each year.
If the company wants to accumulate the fund for the Expansion purpose, then it can retain the dividend money with it and pay the dividend in future.