If the Correlation Between Two Shares Is +1,then a Portfolio

If the correlation between two shares is +1,then a portfolio combining these two shares will have a variance that is:

A) less than the weighted average of the two individual variances.
B) greater than the weighted average of the two individual variances.
C) equal to the weighted average of the two individual variances.
D) less than or equal to average variance of the two weighted variances,depending on other information.
E) None of the above.