On one dive to the Titanic, Ballard used a mechanical arm to /

Debris Trails

With just 12 days left over in his mission, Ballard began searching for the Titanic, using this information to track down the ocean liner. He speculated that the ship had broken in half and left a debris trail as it sank. "That's what saved our butts," Ballard said.

Explanation:

wisdom

explanation:

the fact that that the teachings on the cosmic order comes from, or through, the heart center

the lachish letters were written by hoshaiah, a military officer stationed possibly in mareshah,   and sent to yaush, possibly the commanding officer at lachish.

the series of letters were written in carbon ink in ancient hebrew on clay ostraca, shortly before lachish fell to the babylonian army of king nebuchadnezzar in 588/6 bc during the reign of zedekiah, king of judah.