I believe the answer is the answer is 1776-1781
If historian wanted to determine whether iron tools can be found in the ruins of an ancient african city, he or should should consult an "archeologist" since their job is to dig for human artifacts.
Answer:
Dhyana.
Explanation:
Dhyana is the seventh stage in Yoga practice of the eigh stages. The term is used to the seventh limb or level in the practice of Yoga.
<u>The other limbs that follow dhyan are Yama, Niyama, Asana, Pranayama, Pratyahara, and Dharana; and the last stage of Yoga practice is Samadhi.</u>
In dhyana, the meditator is required to concentrate on a point of focus with the aim to attain the knowledge of truth. This stage also involves with the attainment of self-knowledge.
This practice of dhyana is the Hindu practice of meditation with mental and physical focus. Through this practice, the meditator also attains oneness or non-dualism with 'Brahman.'
Thus the correct answer is dhyana.