Describe the Democratic nomination in 1968.

The Democratic Party, which controlled the House of Representatives, the Senate, and the White House, was divided in 1968. Senator Eugene McCarthy entered the campaign in November 1967, challenging incumbent President Johnson for the Democratic nomination.Kennedy entered the race in March 1968.

in contrast, the biological controls are self-sustaining, inexpensive and very effective once established. biological control could be used on thousands of golf course acres, improving their biodiversity and quality as wildlife habitat. in the process, the golf industry will be shown to be leaders in an environmental stewardship program of benefit not only to the lands they manage but also to the watersheds in which they exist.

could you give me the options ?