The past tense of indicate is indicated. The third-person singular simple present indicative form of indicate is indicates. The present participle of indicate is indicating. The past participle of indicate is indicated.

Which type of tense is has been?

The present perfect continuous tense (also known as the present perfect progressive tense) shows that something started in the past and is continuing at the present time. The present perfect continuous is formed using the construction has/have been + the present participle (root + -ing).

Has been subjected which tense?

The past tense of subject is subjected. The third-person singular simple present indicative form of subject is subjects. The present participle of subject is subjecting. The past participle of subject is subjected.