The official religion is Theravada Buddhism, which is also practiced in neighboring Laos, Thailand, Burma and Sri Lanka.
Can we say the following?
The official religion of Thailand is Theravada Buddhism.

no

Doug Lawrence bought the impressionist oil landscape by J. Ottis Adams in the mid-1970s at a Fort Wayne antiques dealer.
Can we say the following?
Doug Lawrence sold the impressionist oil landscape by J. Ottis Adams

no

The deal marks the second foray into Lithuania by Philip Morris which in April beat British American Tobacco to acquire the Klaipeda Tobacco company for Dollars 40m - the biggest western investment in the Baltic states so far.
Can we say the following?
The acquisition of the Klaipeda Tobacco company is the biggest investment in the Baltic states.

no

His research had been focused on near-shore beds of marine plants commercially harvested in western P.E.I.
Can we say the following?
Marine vegetation is harvested.
yes