Identify the figure from the given options that when put in place of the question mark (?) will logically complete the series.

The pattern is based on alternating shapes and symbols. Option C logically follows the series and completes the pattern.
Which figure should replace the question mark (?) if the following series were to be continued?
Identify the figure from the given options, which when put in place of the question mark (?), will logically complete the series.
$ + D ▲ $ + ▲ D ▲ ?
Select the option figure that will replace the question mark (?) in the figure given below and complete the pattern.
Which figure should replace the question mark (?) if the following series were to be continued?
Identify the figure given in the options which when put in place of the question mark (?) will logically complete the series?