please solve this tomorrow is my test

Directions (Q.No. 40 - 42): Specify the tenses.

40. Unity is strength.
(A) Past Perfect Tense
(B) Past Perfect Continuous Tense
(C) Simple Present Tense
(D) Simple Past Tense

41. He is always bothering me with his problem.
(A) Present Continuous Tense
(B) Past Perfect Continuous Tense
(C) Present Perfect Continuous Tense
(D) Simple Present Tense

42. She has lectured at this university for ten years.
(A) Past Perfect Tense
(B) Past Perfect Continuous Tense
(C) Present Perfect Continuous Tense
(D) Present Perfect Tense