Recall your verb-tense Concepts


Passage 1
[1] Prior to the mid-19th century, informal learning 1 [had practiced] by voluntary groups, often Church organizations. [2] From the 1860s, 2 through state legislation like the Primary Education Bill (Queensland, 1860), the Common Schools Bill (Victoria, 1862), and the Public Schools Bill (New South Wales, 1866), state governments became increasingly involved in organizing 3 education- although government schools were often set up in addition to Church schools rather than replacing them. [3] 4 In subsequent decades that to come, legislation such as the Public Instruction Act 1880 (NSW) gradually led to the creation of a secular and public primary school system.

Q. …
B. was practiced
C. has practiced
D. has been practiced