In the following question, select the figure which can be placed at the sign of question mark(?) form the given alternatives.

The logic followed here is;

As per the observation, in the 1st image there are 04 shaded small circles and one shaded triangle inside the big Circle

In 2nd image, one shaded circle removed 

In 3rd image, one more shaded circle removed

then, in 4th(?) image, one more shaded circle should be removed and left with only 01 shaded circle.

And, the shaded Triangle is spinning as Anti-clock wise.

Thus, the next image will be:-